Finding the Fourth Proportional to 327,717.44, 491,575.88 and 91,060
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Solution
The fourth proportional to 327,717.44, 491,575.88 and 91,060 is: 136,589.92
Step by Step Solution
- Step 1: Write the proportion equation
327,717.44 : 491,575.88 = 91,060 : x - Step 2: Convert to fraction form
327,717.44/491,575.88 = 91,060/x - Step 3: Cross multiply
327,717.44x = 491,575.88 × 91,060 - Step 4: Simplify right side
327,717.44x = 44,762,899,632.80 - Step 5: Solve for x
x = 44,762,899,632.80/327,717.44 - Step 6: Final answer
x = 136,589.92
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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.