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Finding the Fourth Proportional to 696.52, 1,043.97 and 234.19

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Solution

The fourth proportional to 696.52, 1,043.97 and 234.19 is: 351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.52 : 1,043.97 = 234.19 : x
  2. Step 2: Convert to fraction form
    696.52/1,043.97 = 234.19/x
  3. Step 3: Cross multiply
    696.52x = 1,043.97 × 234.19
  4. Step 4: Simplify right side
    696.52x = 244,487.33
  5. Step 5: Solve for x
    x = 244,487.33/696.52
  6. Step 6: Final answer
    x = 351.01

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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.