Finding the Fourth Proportional to 560,489.66, 840,710.96 and 260,867.18
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Solution
The fourth proportional to 560,489.66, 840,710.96 and 260,867.18 is: 391,289.82
Step by Step Solution
- Step 1: Write the proportion equation
560,489.66 : 840,710.96 = 260,867.18 : x - Step 2: Convert to fraction form
560,489.66/840,710.96 = 260,867.18/x - Step 3: Cross multiply
560,489.66x = 840,710.96 × 260,867.18 - Step 4: Simplify right side
560,489.66x = 219,313,897,330.29 - Step 5: Solve for x
x = 219,313,897,330.29/560,489.66 - Step 6: Final answer
x = 391,289.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.