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Finding the Fourth Proportional to 632.49, 949.50 and 531.06

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Solution

The fourth proportional to 632.49, 949.50 and 531.06 is: 797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.49 : 949.50 = 531.06 : x
  2. Step 2: Convert to fraction form
    632.49/949.50 = 531.06/x
  3. Step 3: Cross multiply
    632.49x = 949.50 × 531.06
  4. Step 4: Simplify right side
    632.49x = 504,241.47
  5. Step 5: Solve for x
    x = 504,241.47/632.49
  6. Step 6: Final answer
    x = 797.23

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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.