Draw a bar model: Ray = 4 units ($408), Elliot = 1 unit.
1 unit = $408 / 4 = $102 = Elliot. Total = $510. Equal share each = $255.
AGS Rule Box
1 unit (Elliot)=$408 / 4 = $102
Total money=$408 + $102 = $510
Equal share each=$510 / 2 = $255
Ray gives=$408 - $255 = $153
Final Answer: 153