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Finding the Fourth Proportional to 695.97, 1,044.18 and 233.79

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Solution

The fourth proportional to 695.97, 1,044.18 and 233.79 is: 350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.97 : 1,044.18 = 233.79 : x
  2. Step 2: Convert to fraction form
    695.97/1,044.18 = 233.79/x
  3. Step 3: Cross multiply
    695.97x = 1,044.18 × 233.79
  4. Step 4: Simplify right side
    695.97x = 244,118.84
  5. Step 5: Solve for x
    x = 244,118.84/695.97
  6. Step 6: Final answer
    x = 350.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.