Finding the Fourth Proportional to 326,898.92, 451,132.12 and 183,656.08
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Solution
The fourth proportional to 326,898.92, 451,132.12 and 183,656.08 is: 253,451.91
Step by Step Solution
- Step 1: Write the proportion equation
326,898.92 : 451,132.12 = 183,656.08 : x - Step 2: Convert to fraction form
326,898.92/451,132.12 = 183,656.08/x - Step 3: Cross multiply
326,898.92x = 451,132.12 × 183,656.08 - Step 4: Simplify right side
326,898.92x = 82,853,156,721.29 - Step 5: Solve for x
x = 82,853,156,721.29/326,898.92 - Step 6: Final answer
x = 253,451.91
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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.