Home / 485,025.70-727,538.55-466,363.30

Finding the Fourth Proportional to 485,025.70, 727,538.55 and 466,363.30

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Solution

The fourth proportional to 485,025.70, 727,538.55 and 466,363.30 is: 699,544.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,025.70 : 727,538.55 = 466,363.30 : x
  2. Step 2: Convert to fraction form
    485,025.70/727,538.55 = 466,363.30/x
  3. Step 3: Cross multiply
    485,025.70x = 727,538.55 × 466,363.30
  4. Step 4: Simplify right side
    485,025.70x = 339,297,279,055.22
  5. Step 5: Solve for x
    x = 339,297,279,055.22/485,025.70
  6. Step 6: Final answer
    x = 699,544.95

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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.