Home / 466,278.20-699,417.30-129,318.20

Finding the Fourth Proportional to 466,278.20, 699,417.30 and 129,318.20

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Solution

The fourth proportional to 466,278.20, 699,417.30 and 129,318.20 is: 193,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,278.20 : 699,417.30 = 129,318.20 : x
  2. Step 2: Convert to fraction form
    466,278.20/699,417.30 = 129,318.20/x
  3. Step 3: Cross multiply
    466,278.20x = 699,417.30 × 129,318.20
  4. Step 4: Simplify right side
    466,278.20x = 90,447,386,284.86
  5. Step 5: Solve for x
    x = 90,447,386,284.86/466,278.20
  6. Step 6: Final answer
    x = 193,977.30

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Similar ratio
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1.5x scale

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.