Finding the Fourth Proportional to 658,060.20, 985,614.06 and 539,962.20
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Solution
The fourth proportional to 658,060.20, 985,614.06 and 539,962.20 is: 808,731.99
Step by Step Solution
- Step 1: Write the proportion equation
658,060.20 : 985,614.06 = 539,962.20 : x - Step 2: Convert to fraction form
658,060.20/985,614.06 = 539,962.20/x - Step 3: Cross multiply
658,060.20x = 985,614.06 × 539,962.20 - Step 4: Simplify right side
658,060.20x = 532,194,336,188.53 - Step 5: Solve for x
x = 532,194,336,188.53/658,060.20 - Step 6: Final answer
x = 808,731.99
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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.