Finding the Fourth Proportional to 392,229.97, 588,660.23 and 202,745.90
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Solution
The fourth proportional to 392,229.97, 588,660.23 and 202,745.90 is: 304,281.82
Step by Step Solution
- Step 1: Write the proportion equation
392,229.97 : 588,660.23 = 202,745.90 : x - Step 2: Convert to fraction form
392,229.97/588,660.23 = 202,745.90/x - Step 3: Cross multiply
392,229.97x = 588,660.23 × 202,745.90 - Step 4: Simplify right side
392,229.97x = 119,348,450,104.07 - Step 5: Solve for x
x = 119,348,450,104.07/392,229.97 - Step 6: Final answer
x = 304,281.82
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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.