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Finding the Fourth Proportional to 322,956.60, 483,250.07 and 269,516.66

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Solution

The fourth proportional to 322,956.60, 483,250.07 and 269,516.66 is: 403,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,956.60 : 483,250.07 = 269,516.66 : x
  2. Step 2: Convert to fraction form
    322,956.60/483,250.07 = 269,516.66/x
  3. Step 3: Cross multiply
    322,956.60x = 483,250.07 × 269,516.66
  4. Step 4: Simplify right side
    322,956.60x = 130,243,941,047.33
  5. Step 5: Solve for x
    x = 130,243,941,047.33/322,956.60
  6. Step 6: Final answer
    x = 403,286.20

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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.