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Finding the Fourth Proportional to 694.96, 959.88 and 549.52

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Solution

The fourth proportional to 694.96, 959.88 and 549.52 is: 759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.96 : 959.88 = 549.52 : x
  2. Step 2: Convert to fraction form
    694.96/959.88 = 549.52/x
  3. Step 3: Cross multiply
    694.96x = 959.88 × 549.52
  4. Step 4: Simplify right side
    694.96x = 527,472.92
  5. Step 5: Solve for x
    x = 527,472.92/694.96
  6. Step 6: Final answer
    x = 759.00

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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.