Finding the Fourth Proportional to 392,365.14, 588,398.33 and 232,486.20
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Solution
The fourth proportional to 392,365.14, 588,398.33 and 232,486.20 is: 348,640.79
Step by Step Solution
- Step 1: Write the proportion equation
392,365.14 : 588,398.33 = 232,486.20 : x - Step 2: Convert to fraction form
392,365.14/588,398.33 = 232,486.20/x - Step 3: Cross multiply
392,365.14x = 588,398.33 × 232,486.20 - Step 4: Simplify right side
392,365.14x = 136,794,490,665.62 - Step 5: Solve for x
x = 136,794,490,665.62/392,365.14 - Step 6: Final answer
x = 348,640.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.