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Finding the Fourth Proportional to 264,630.60, 397,456.53 and 226,765.74

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Solution

The fourth proportional to 264,630.60, 397,456.53 and 226,765.74 is: 340,586.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,630.60 : 397,456.53 = 226,765.74 : x
  2. Step 2: Convert to fraction form
    264,630.60/397,456.53 = 226,765.74/x
  3. Step 3: Cross multiply
    264,630.60x = 397,456.53 × 226,765.74
  4. Step 4: Simplify right side
    264,630.60x = 90,129,524,143.28
  5. Step 5: Solve for x
    x = 90,129,524,143.28/264,630.60
  6. Step 6: Final answer
    x = 340,586.18

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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.