Home / 484,236.20-726,354.30-372,132.20

Finding the Fourth Proportional to 484,236.20, 726,354.30 and 372,132.20

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Solution

The fourth proportional to 484,236.20, 726,354.30 and 372,132.20 is: 558,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,236.20 : 726,354.30 = 372,132.20 : x
  2. Step 2: Convert to fraction form
    484,236.20/726,354.30 = 372,132.20/x
  3. Step 3: Cross multiply
    484,236.20x = 726,354.30 × 372,132.20
  4. Step 4: Simplify right side
    484,236.20x = 270,299,823,638.46
  5. Step 5: Solve for x
    x = 270,299,823,638.46/484,236.20
  6. Step 6: Final answer
    x = 558,198.30

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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.