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Finding the Fourth Proportional to 632.22, 947.07 and 502.44

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Solution

The fourth proportional to 632.22, 947.07 and 502.44 is: 752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.22 : 947.07 = 502.44 : x
  2. Step 2: Convert to fraction form
    632.22/947.07 = 502.44/x
  3. Step 3: Cross multiply
    632.22x = 947.07 × 502.44
  4. Step 4: Simplify right side
    632.22x = 475,845.85
  5. Step 5: Solve for x
    x = 475,845.85/632.22
  6. Step 6: Final answer
    x = 752.66

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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.