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Finding the Fourth Proportional to 2,302.97, 3,453.88 and 659.53

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Solution

The fourth proportional to 2,302.97, 3,453.88 and 659.53 is: 989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.97 : 3,453.88 = 659.53 : x
  2. Step 2: Convert to fraction form
    2,302.97/3,453.88 = 659.53/x
  3. Step 3: Cross multiply
    2,302.97x = 3,453.88 × 659.53
  4. Step 4: Simplify right side
    2,302.97x = 2,277,937.48
  5. Step 5: Solve for x
    x = 2,277,937.48/2,302.97
  6. Step 6: Final answer
    x = 989.13

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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.