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Finding the Fourth Proportional to 652,225.10, 978,337.65 and 231,446.30

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Solution

The fourth proportional to 652,225.10, 978,337.65 and 231,446.30 is: 347,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,225.10 : 978,337.65 = 231,446.30 : x
  2. Step 2: Convert to fraction form
    652,225.10/978,337.65 = 231,446.30/x
  3. Step 3: Cross multiply
    652,225.10x = 978,337.65 × 231,446.30
  4. Step 4: Simplify right side
    652,225.10x = 226,432,629,243.20
  5. Step 5: Solve for x
    x = 226,432,629,243.20/652,225.10
  6. Step 6: Final answer
    x = 347,169.45

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Similar ratio
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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.