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Finding the Fourth Proportional to 932.37, 1,286.37 and 600.20

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Solution

The fourth proportional to 932.37, 1,286.37 and 600.20 is: 828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    932.37 : 1,286.37 = 600.20 : x
  2. Step 2: Convert to fraction form
    932.37/1,286.37 = 600.20/x
  3. Step 3: Cross multiply
    932.37x = 1,286.37 × 600.20
  4. Step 4: Simplify right side
    932.37x = 772,072.84
  5. Step 5: Solve for x
    x = 772,072.84/932.37
  6. Step 6: Final answer
    x = 828.08

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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.