Finding the Fourth Proportional to 426,660.68, 588,472.50 and 297,605.80
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Solution
The fourth proportional to 426,660.68, 588,472.50 and 297,605.80 is: 410,473.33
Step by Step Solution
- Step 1: Write the proportion equation
426,660.68 : 588,472.50 = 297,605.80 : x - Step 2: Convert to fraction form
426,660.68/588,472.50 = 297,605.80/x - Step 3: Cross multiply
426,660.68x = 588,472.50 × 297,605.80 - Step 4: Simplify right side
426,660.68x = 175,132,829,140.50 - Step 5: Solve for x
x = 175,132,829,140.50/426,660.68 - Step 6: Final answer
x = 410,473.33
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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.