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Finding the Fourth Proportional to 475.77, 713.68 and 232.50

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Solution

The fourth proportional to 475.77, 713.68 and 232.50 is: 348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.77 : 713.68 = 232.50 : x
  2. Step 2: Convert to fraction form
    475.77/713.68 = 232.50/x
  3. Step 3: Cross multiply
    475.77x = 713.68 × 232.50
  4. Step 4: Simplify right side
    475.77x = 165,929.44
  5. Step 5: Solve for x
    x = 165,929.44/475.77
  6. Step 6: Final answer
    x = 348.76

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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.