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Finding the Fourth Proportional to 484,593.27, 726,889.73 and 129,598.06

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Solution

The fourth proportional to 484,593.27, 726,889.73 and 129,598.06 is: 194,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,593.27 : 726,889.73 = 129,598.06 : x
  2. Step 2: Convert to fraction form
    484,593.27/726,889.73 = 129,598.06/x
  3. Step 3: Cross multiply
    484,593.27x = 726,889.73 × 129,598.06
  4. Step 4: Simplify right side
    484,593.27x = 94,203,494,559.48
  5. Step 5: Solve for x
    x = 94,203,494,559.48/484,593.27
  6. Step 6: Final answer
    x = 194,397.04

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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.