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Finding the Fourth Proportional to 476.01, 713.90 and 151.38

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Solution

The fourth proportional to 476.01, 713.90 and 151.38 is: 227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.01 : 713.90 = 151.38 : x
  2. Step 2: Convert to fraction form
    476.01/713.90 = 151.38/x
  3. Step 3: Cross multiply
    476.01x = 713.90 × 151.38
  4. Step 4: Simplify right side
    476.01x = 108,069.43
  5. Step 5: Solve for x
    x = 108,069.43/476.01
  6. Step 6: Final answer
    x = 227.03

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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.