Finding the Fourth Proportional to 590,748.12, 815,124.87 and 332,584.92
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Solution
The fourth proportional to 590,748.12, 815,124.87 and 332,584.92 is: 458,906.65
Step by Step Solution
- Step 1: Write the proportion equation
590,748.12 : 815,124.87 = 332,584.92 : x - Step 2: Convert to fraction form
590,748.12/815,124.87 = 332,584.92/x - Step 3: Cross multiply
590,748.12x = 815,124.87 × 332,584.92 - Step 4: Simplify right side
590,748.12x = 271,098,239,678.96 - Step 5: Solve for x
x = 271,098,239,678.96/590,748.12 - Step 6: Final answer
x = 458,906.65
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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.