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Finding the Fourth Proportional to 475.36, 713.14 and 150.75

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Solution

The fourth proportional to 475.36, 713.14 and 150.75 is: 226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.36 : 713.14 = 150.75 : x
  2. Step 2: Convert to fraction form
    475.36/713.14 = 150.75/x
  3. Step 3: Cross multiply
    475.36x = 713.14 × 150.75
  4. Step 4: Simplify right side
    475.36x = 107,505.48
  5. Step 5: Solve for x
    x = 107,505.48/475.36
  6. Step 6: Final answer
    x = 226.16

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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.