The good idea of proportion will help you to make your paintings in good composition and keep your painting viewable for your audiences.
Proportion in drawing means measurement of the various sizes, shapes and position of the parts of the subject by the eye.
Proportion is the ration of comparision of one part to another. In figure drawing proportion is conveyed through size and positions.
Proportion in desigh means appropriate planning of the different components of the design. Right proportion between foreground andbackground, different components, colours and their tonal value, straight and curved line etc., are important for creating a good design.