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Finding the Fourth Proportional to 632, 947.35 and 241.91

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Solution

The fourth proportional to 632, 947.35 and 241.91 is: 362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    632 : 947.35 = 241.91 : x
  2. Step 2: Convert to fraction form
    632/947.35 = 241.91/x
  3. Step 3: Cross multiply
    632x = 947.35 × 241.91
  4. Step 4: Simplify right side
    632x = 229,171.07
  5. Step 5: Solve for x
    x = 229,171.07/632
  6. Step 6: Final answer
    x = 362.61

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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.