Finding the Fourth Proportional to 527,311.96, 727,754.42 and 297,878.92
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Solution
The fourth proportional to 527,311.96, 727,754.42 and 297,878.92 is: 411,109.02
Step by Step Solution
- Step 1: Write the proportion equation
527,311.96 : 727,754.42 = 297,878.92 : x - Step 2: Convert to fraction form
527,311.96/727,754.42 = 297,878.92/x - Step 3: Cross multiply
527,311.96x = 727,754.42 × 297,878.92 - Step 4: Simplify right side
527,311.96x = 216,782,700,654.83 - Step 5: Solve for x
x = 216,782,700,654.83/527,311.96 - Step 6: Final answer
x = 411,109.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.