Finding the Fourth Proportional to 293,147.12, 404,508.98 and 164,092.79
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Solution
The fourth proportional to 293,147.12, 404,508.98 and 164,092.79 is: 226,428.99
Step by Step Solution
- Step 1: Write the proportion equation
293,147.12 : 404,508.98 = 164,092.79 : x - Step 2: Convert to fraction form
293,147.12/404,508.98 = 164,092.79/x - Step 3: Cross multiply
293,147.12x = 404,508.98 × 164,092.79 - Step 4: Simplify right side
293,147.12x = 66,377,006,287.79 - Step 5: Solve for x
x = 66,377,006,287.79/293,147.12 - Step 6: Final answer
x = 226,428.99
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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.