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Finding the Fourth Proportional to 694.92, 958.19 and 652.54

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Solution

The fourth proportional to 694.92, 958.19 and 652.54 is: 899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.92 : 958.19 = 652.54 : x
  2. Step 2: Convert to fraction form
    694.92/958.19 = 652.54/x
  3. Step 3: Cross multiply
    694.92x = 958.19 × 652.54
  4. Step 4: Simplify right side
    694.92x = 625,257.30
  5. Step 5: Solve for x
    x = 625,257.30/694.92
  6. Step 6: Final answer
    x = 899.75

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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.