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Finding the Fourth Proportional to 932.44, 1,286.78 and 600.88

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Solution

The fourth proportional to 932.44, 1,286.78 and 600.88 is: 829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    932.44 : 1,286.78 = 600.88 : x
  2. Step 2: Convert to fraction form
    932.44/1,286.78 = 600.88/x
  3. Step 3: Cross multiply
    932.44x = 1,286.78 × 600.88
  4. Step 4: Simplify right side
    932.44x = 773,200.37
  5. Step 5: Solve for x
    x = 773,200.37/932.44
  6. Step 6: Final answer
    x = 829.22

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1.5x scale

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.