Home / 508,091.46-762,136.79-153,105.48

Finding the Fourth Proportional to 508,091.46, 762,136.79 and 153,105.48

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Solution

The fourth proportional to 508,091.46, 762,136.79 and 153,105.48 is: 229,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,091.46 : 762,136.79 = 153,105.48 : x
  2. Step 2: Convert to fraction form
    508,091.46/762,136.79 = 153,105.48/x
  3. Step 3: Cross multiply
    508,091.46x = 762,136.79 × 153,105.48
  4. Step 4: Simplify right side
    508,091.46x = 116,687,319,058.61
  5. Step 5: Solve for x
    x = 116,687,319,058.61/508,091.46
  6. Step 6: Final answer
    x = 229,658.10

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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.