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Finding the Fourth Proportional to 632.52, 872.96 and 367.02

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Solution

The fourth proportional to 632.52, 872.96 and 367.02 is: 506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.52 : 872.96 = 367.02 : x
  2. Step 2: Convert to fraction form
    632.52/872.96 = 367.02/x
  3. Step 3: Cross multiply
    632.52x = 872.96 × 367.02
  4. Step 4: Simplify right side
    632.52x = 320,391.94
  5. Step 5: Solve for x
    x = 320,391.94/632.52
  6. Step 6: Final answer
    x = 506.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.