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Finding the Fourth Proportional to 681.33, 941.34 and 532.50

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Solution

The fourth proportional to 681.33, 941.34 and 532.50 is: 735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    681.33 : 941.34 = 532.50 : x
  2. Step 2: Convert to fraction form
    681.33/941.34 = 532.50/x
  3. Step 3: Cross multiply
    681.33x = 941.34 × 532.50
  4. Step 4: Simplify right side
    681.33x = 501,263.55
  5. Step 5: Solve for x
    x = 501,263.55/681.33
  6. Step 6: Final answer
    x = 735.71

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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.