1. A magnified display apparatus comprising; a display device to display an image; a detection device to detect an intended subject from selected one of an image to be displayed and an image on display on the display device; a display area determining device to determine a display area for magnified display of the intended subject based on a position of the intended subject detected by the detection device; and a magnification rate determining device to determine a magnification rate of the display area based on a size of the determined display area and a size of a screen displayed by the display device; wherein the display device displays an image in the display area determined by the display area determining device in accordance with the magnification rate determined by the magnification rate determining device.