Home / 484,002.20-726,003.30-465,631.40

Finding the Fourth Proportional to 484,002.20, 726,003.30 and 465,631.40

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Solution

The fourth proportional to 484,002.20, 726,003.30 and 465,631.40 is: 698,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,002.20 : 726,003.30 = 465,631.40 : x
  2. Step 2: Convert to fraction form
    484,002.20/726,003.30 = 465,631.40/x
  3. Step 3: Cross multiply
    484,002.20x = 726,003.30 × 465,631.40
  4. Step 4: Simplify right side
    484,002.20x = 338,049,932,983.62
  5. Step 5: Solve for x
    x = 338,049,932,983.62/484,002.20
  6. Step 6: Final answer
    x = 698,447.10

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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.