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Finding the Fourth Proportional to 497,499.60, 746,103.60 and 231,195.90

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Solution

The fourth proportional to 497,499.60, 746,103.60 and 231,195.90 is: 346,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,499.60 : 746,103.60 = 231,195.90 : x
  2. Step 2: Convert to fraction form
    497,499.60/746,103.60 = 231,195.90/x
  3. Step 3: Cross multiply
    497,499.60x = 746,103.60 × 231,195.90
  4. Step 4: Simplify right side
    497,499.60x = 172,496,093,295.24
  5. Step 5: Solve for x
    x = 172,496,093,295.24/497,499.60
  6. Step 6: Final answer
    x = 346,726.09

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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.