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Finding the Fourth Proportional to 886.73, 1,224.52 and 592.16

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Solution

The fourth proportional to 886.73, 1,224.52 and 592.16 is: 817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    886.73 : 1,224.52 = 592.16 : x
  2. Step 2: Convert to fraction form
    886.73/1,224.52 = 592.16/x
  3. Step 3: Cross multiply
    886.73x = 1,224.52 × 592.16
  4. Step 4: Simplify right side
    886.73x = 725,104.16
  5. Step 5: Solve for x
    x = 725,104.16/886.73
  6. Step 6: Final answer
    x = 817.73

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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.