Finding the Fourth Proportional to 411,757.22, 568,226.95 and 230,472.74
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Solution
The fourth proportional to 411,757.22, 568,226.95 and 230,472.74 is: 318,053.49
Step by Step Solution
- Step 1: Write the proportion equation
411,757.22 : 568,226.95 = 230,472.74 : x - Step 2: Convert to fraction form
411,757.22/568,226.95 = 230,472.74/x - Step 3: Cross multiply
411,757.22x = 568,226.95 × 230,472.74 - Step 4: Simplify right side
411,757.22x = 130,960,822,952.73 - Step 5: Solve for x
x = 130,960,822,952.73/411,757.22 - Step 6: Final answer
x = 318,053.49
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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.