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Finding the Fourth Proportional to 467.14, 700.90 and 247.76

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Solution

The fourth proportional to 467.14, 700.90 and 247.76 is: 371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.14 : 700.90 = 247.76 : x
  2. Step 2: Convert to fraction form
    467.14/700.90 = 247.76/x
  3. Step 3: Cross multiply
    467.14x = 700.90 × 247.76
  4. Step 4: Simplify right side
    467.14x = 173,654.98
  5. Step 5: Solve for x
    x = 173,654.98/467.14
  6. Step 6: Final answer
    x = 371.74

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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.