Finding the Fourth Proportional to 332,921.97, 499,432.68 and 122,543.91
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Solution
The fourth proportional to 332,921.97, 499,432.68 and 122,543.91 is: 183,834.17
Step by Step Solution
- Step 1: Write the proportion equation
332,921.97 : 499,432.68 = 122,543.91 : x - Step 2: Convert to fraction form
332,921.97/499,432.68 = 122,543.91/x - Step 3: Cross multiply
332,921.97x = 499,432.68 × 122,543.91 - Step 4: Simplify right side
332,921.97x = 61,202,433,388.98 - Step 5: Solve for x
x = 61,202,433,388.98/332,921.97 - Step 6: Final answer
x = 183,834.17
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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.