Finding the Fourth Proportional to 372,793.24, 514,469.24 and 211,663.30
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Solution
The fourth proportional to 372,793.24, 514,469.24 and 211,663.30 is: 292,103.62
Step by Step Solution
- Step 1: Write the proportion equation
372,793.24 : 514,469.24 = 211,663.30 : x - Step 2: Convert to fraction form
372,793.24/514,469.24 = 211,663.30/x - Step 3: Cross multiply
372,793.24x = 514,469.24 × 211,663.30 - Step 4: Simplify right side
372,793.24x = 108,894,253,456.23 - Step 5: Solve for x
x = 108,894,253,456.23/372,793.24 - Step 6: Final answer
x = 292,103.62
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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.