Finding the Fourth Proportional to 581,700.68, 872,080.26 and 261,618.12
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Solution
The fourth proportional to 581,700.68, 872,080.26 and 261,618.12 is: 392,215.46
Step by Step Solution
- Step 1: Write the proportion equation
581,700.68 : 872,080.26 = 261,618.12 : x - Step 2: Convert to fraction form
581,700.68/872,080.26 = 261,618.12/x - Step 3: Cross multiply
581,700.68x = 872,080.26 × 261,618.12 - Step 4: Simplify right side
581,700.68x = 228,151,998,110.31 - Step 5: Solve for x
x = 228,151,998,110.31/581,700.68 - Step 6: Final answer
x = 392,215.46
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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.