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Finding the Fourth Proportional to 461,710.70, 692,566.05 and 408,833.90

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Solution

The fourth proportional to 461,710.70, 692,566.05 and 408,833.90 is: 613,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,710.70 : 692,566.05 = 408,833.90 : x
  2. Step 2: Convert to fraction form
    461,710.70/692,566.05 = 408,833.90/x
  3. Step 3: Cross multiply
    461,710.70x = 692,566.05 × 408,833.90
  4. Step 4: Simplify right side
    461,710.70x = 283,144,479,229.10
  5. Step 5: Solve for x
    x = 283,144,479,229.10/461,710.70
  6. Step 6: Final answer
    x = 613,250.85

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Similar ratio
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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.