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Finding the Fourth Proportional to 322,142.96, 444,659.27 and 226,928.27

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Solution

The fourth proportional to 322,142.96, 444,659.27 and 226,928.27 is: 313,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,142.96 : 444,659.27 = 226,928.27 : x
  2. Step 2: Convert to fraction form
    322,142.96/444,659.27 = 226,928.27/x
  3. Step 3: Cross multiply
    322,142.96x = 444,659.27 × 226,928.27
  4. Step 4: Simplify right side
    322,142.96x = 100,905,755,522.63
  5. Step 5: Solve for x
    x = 100,905,755,522.63/322,142.96
  6. Step 6: Final answer
    x = 313,232.85

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1.5x scale

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.