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Finding the Fourth Proportional to 932.07, 1,286.23 and 600.83

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Solution

The fourth proportional to 932.07, 1,286.23 and 600.83 is: 829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    932.07 : 1,286.23 = 600.83 : x
  2. Step 2: Convert to fraction form
    932.07/1,286.23 = 600.83/x
  3. Step 3: Cross multiply
    932.07x = 1,286.23 × 600.83
  4. Step 4: Simplify right side
    932.07x = 772,802.57
  5. Step 5: Solve for x
    x = 772,802.57/932.07
  6. Step 6: Final answer
    x = 829.13

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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.