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Finding the Fourth Proportional to 467.47, 701.48 and 251.07

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Solution

The fourth proportional to 467.47, 701.48 and 251.07 is: 376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.47 : 701.48 = 251.07 : x
  2. Step 2: Convert to fraction form
    467.47/701.48 = 251.07/x
  3. Step 3: Cross multiply
    467.47x = 701.48 × 251.07
  4. Step 4: Simplify right side
    467.47x = 176,120.58
  5. Step 5: Solve for x
    x = 176,120.58/467.47
  6. Step 6: Final answer
    x = 376.75

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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.