Finding the Fourth Proportional to 382,257.92, 573,481.92 and 132,942.08
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Solution
The fourth proportional to 382,257.92, 573,481.92 and 132,942.08 is: 199,446.17
Step by Step Solution
- Step 1: Write the proportion equation
382,257.92 : 573,481.92 = 132,942.08 : x - Step 2: Convert to fraction form
382,257.92/573,481.92 = 132,942.08/x - Step 3: Cross multiply
382,257.92x = 573,481.92 × 132,942.08 - Step 4: Simplify right side
382,257.92x = 76,239,879,287.19 - Step 5: Solve for x
x = 76,239,879,287.19/382,257.92 - Step 6: Final answer
x = 199,446.17
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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.