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Finding the Fourth Proportional to 1,032.92, 1,425.28 and 584.82

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Solution

The fourth proportional to 1,032.92, 1,425.28 and 584.82 is: 806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.92 : 1,425.28 = 584.82 : x
  2. Step 2: Convert to fraction form
    1,032.92/1,425.28 = 584.82/x
  3. Step 3: Cross multiply
    1,032.92x = 1,425.28 × 584.82
  4. Step 4: Simplify right side
    1,032.92x = 833,532.25
  5. Step 5: Solve for x
    x = 833,532.25/1,032.92
  6. Step 6: Final answer
    x = 806.97

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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.