Finding the Fourth Proportional to 675,414.74, 932,079.69 and 369,484.53
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Solution
The fourth proportional to 675,414.74, 932,079.69 and 369,484.53 is: 509,892.68
Step by Step Solution
- Step 1: Write the proportion equation
675,414.74 : 932,079.69 = 369,484.53 : x - Step 2: Convert to fraction form
675,414.74/932,079.69 = 369,484.53/x - Step 3: Cross multiply
675,414.74x = 932,079.69 × 369,484.53 - Step 4: Simplify right side
675,414.74x = 344,389,026,182.20 - Step 5: Solve for x
x = 344,389,026,182.20/675,414.74 - Step 6: Final answer
x = 509,892.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.