Finding the Fourth Proportional to 293,036.38, 404,441.97 and 172,177.63
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Solution
The fourth proportional to 293,036.38, 404,441.97 and 172,177.63 is: 237,635.55
Step by Step Solution
- Step 1: Write the proportion equation
293,036.38 : 404,441.97 = 172,177.63 : x - Step 2: Convert to fraction form
293,036.38/404,441.97 = 172,177.63/x - Step 3: Cross multiply
293,036.38x = 404,441.97 × 172,177.63 - Step 4: Simplify right side
293,036.38x = 69,635,859,867.13 - Step 5: Solve for x
x = 69,635,859,867.13/293,036.38 - Step 6: Final answer
x = 237,635.55
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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.