Along with the sun sign and moon sign the Arabic parts also help you understand yourself better. This has given rise to a most unconventional kind of astrology. These are important points on your natal chart which are calculated by addition and subtraction of positions of planets. Part of Fortune is one of the most important Arabic Parts. Knowing this sign along with your sun sign and moon sign represents your total astrological personality. The part of fortune is calculated as follows: For day births (A.M.) Ascendant + Moon - Sun. For night births (P.M.) Ascendant + Sun – Moon. The Part of Fortune is indicative of your goals in life. It tells you more about your career and work and how much effort you shall put in to achieve your goals. It tells you more about your relationship with the physical world. It gives a better idea about your happiness and prosperity.