Finding the Fourth Proportional to 675,641.99, 932,377.92 and 369,715.07
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Solution
The fourth proportional to 675,641.99, 932,377.92 and 369,715.07 is: 510,202.40
Step by Step Solution
- Step 1: Write the proportion equation
675,641.99 : 932,377.92 = 369,715.07 : x - Step 2: Convert to fraction form
675,641.99/932,377.92 = 369,715.07/x - Step 3: Cross multiply
675,641.99x = 932,377.92 × 369,715.07 - Step 4: Simplify right side
675,641.99x = 344,714,167,959.25 - Step 5: Solve for x
x = 344,714,167,959.25/675,641.99 - Step 6: Final answer
x = 510,202.40
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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.