Home / 486,025.20-729,037.80-466,342.20

Finding the Fourth Proportional to 486,025.20, 729,037.80 and 466,342.20

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Solution

The fourth proportional to 486,025.20, 729,037.80 and 466,342.20 is: 699,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,025.20 : 729,037.80 = 466,342.20 : x
  2. Step 2: Convert to fraction form
    486,025.20/729,037.80 = 466,342.20/x
  3. Step 3: Cross multiply
    486,025.20x = 729,037.80 × 466,342.20
  4. Step 4: Simplify right side
    486,025.20x = 339,981,091,535.16
  5. Step 5: Solve for x
    x = 339,981,091,535.16/486,025.20
  6. Step 6: Final answer
    x = 699,513.30

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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.