49.8% is the change from 490 to 734
Calculation steps:
[( 734 - 490 ) ÷ 490] x 100 = 49.8%
Formula
Percentage change = [(734 - 490) / 490] x 100
Subtract the new number by the original number
734 - 490 = 244
244 ÷ 490 = 0.49795918367346936
0.49795918367346936 x 100 = 49.8%