Home / 417,291.29-625,930.04-132,977.91

Finding the Fourth Proportional to 417,291.29, 625,930.04 and 132,977.91

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Solution

The fourth proportional to 417,291.29, 625,930.04 and 132,977.91 is: 199,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,291.29 : 625,930.04 = 132,977.91 : x
  2. Step 2: Convert to fraction form
    417,291.29/625,930.04 = 132,977.91/x
  3. Step 3: Cross multiply
    417,291.29x = 625,930.04 × 132,977.91
  4. Step 4: Simplify right side
    417,291.29x = 83,234,868,857.86
  5. Step 5: Solve for x
    x = 83,234,868,857.86/417,291.29
  6. Step 6: Final answer
    x = 199,464.67

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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.