Home / 497,311.20-746,355.60-231,104.70

Finding the Fourth Proportional to 497,311.20, 746,355.60 and 231,104.70

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Solution

The fourth proportional to 497,311.20, 746,355.60 and 231,104.70 is: 346,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,311.20 : 746,355.60 = 231,104.70 : x
  2. Step 2: Convert to fraction form
    497,311.20/746,355.60 = 231,104.70/x
  3. Step 3: Cross multiply
    497,311.20x = 746,355.60 × 231,104.70
  4. Step 4: Simplify right side
    497,311.20x = 172,486,287,031.32
  5. Step 5: Solve for x
    x = 172,486,287,031.32/497,311.20
  6. Step 6: Final answer
    x = 346,837.73

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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.