Finding the Fourth Proportional to 752,684.08, 1,128,909.24 and 220,079.92
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Solution
The fourth proportional to 752,684.08, 1,128,909.24 and 220,079.92 is: 330,085.71
Step by Step Solution
- Step 1: Write the proportion equation
752,684.08 : 1,128,909.24 = 220,079.92 : x - Step 2: Convert to fraction form
752,684.08/1,128,909.24 = 220,079.92/x - Step 3: Cross multiply
752,684.08x = 1,128,909.24 × 220,079.92 - Step 4: Simplify right side
752,684.08x = 248,450,255,226.46 - Step 5: Solve for x
x = 248,450,255,226.46/752,684.08 - Step 6: Final answer
x = 330,085.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.