Home / 497,313.20-746,358.60-231,106.70

Finding the Fourth Proportional to 497,313.20, 746,358.60 and 231,106.70

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Solution

The fourth proportional to 497,313.20, 746,358.60 and 231,106.70 is: 346,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,313.20 : 746,358.60 = 231,106.70 : x
  2. Step 2: Convert to fraction form
    497,313.20/746,358.60 = 231,106.70/x
  3. Step 3: Cross multiply
    497,313.20x = 746,358.60 × 231,106.70
  4. Step 4: Simplify right side
    497,313.20x = 172,488,473,062.62
  5. Step 5: Solve for x
    x = 172,488,473,062.62/497,313.20
  6. Step 6: Final answer
    x = 346,840.73

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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.