Guiding the future growth and development of the township in accordance with a comprehensive plan of land use as set forth in the master plan of the township which represents the most beneficial, economically productive, and socially satisfactory relationships among the residential, commercial and industrial areas within the township, having regard to their suitability for the various uses appropriate to each of them and their potentiality for such uses, as indicated by existing conditions and trends in population, in building development, and in economic activity, considering such conditions and trends both within the township and with respect to its relation to adjacent areas.