Finding the Fourth Proportional to 440,876.28, 661,319.82 and 125,332.68
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Solution
The fourth proportional to 440,876.28, 661,319.82 and 125,332.68 is: 188,000.56
Step by Step Solution
- Step 1: Write the proportion equation
440,876.28 : 661,319.82 = 125,332.68 : x - Step 2: Convert to fraction form
440,876.28/661,319.82 = 125,332.68/x - Step 3: Cross multiply
440,876.28x = 661,319.82 × 125,332.68 - Step 4: Simplify right side
440,876.28x = 82,884,985,377.72 - Step 5: Solve for x
x = 82,884,985,377.72/440,876.28 - Step 6: Final answer
x = 188,000.56
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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.