Home / 454,818.30-682,227.45-155,272.20

Finding the Fourth Proportional to 454,818.30, 682,227.45 and 155,272.20

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Solution

The fourth proportional to 454,818.30, 682,227.45 and 155,272.20 is: 232,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,818.30 : 682,227.45 = 155,272.20 : x
  2. Step 2: Convert to fraction form
    454,818.30/682,227.45 = 155,272.20/x
  3. Step 3: Cross multiply
    454,818.30x = 682,227.45 × 155,272.20
  4. Step 4: Simplify right side
    454,818.30x = 105,930,957,061.89
  5. Step 5: Solve for x
    x = 105,930,957,061.89/454,818.30
  6. Step 6: Final answer
    x = 232,908.30

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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.