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Finding the Fourth Proportional to 695.11, 959.24 and 446.52

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Solution

The fourth proportional to 695.11, 959.24 and 446.52 is: 616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.11 : 959.24 = 446.52 : x
  2. Step 2: Convert to fraction form
    695.11/959.24 = 446.52/x
  3. Step 3: Cross multiply
    695.11x = 959.24 × 446.52
  4. Step 4: Simplify right side
    695.11x = 428,320.96
  5. Step 5: Solve for x
    x = 428,320.96/695.11
  6. Step 6: Final answer
    x = 616.19

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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.