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Finding the Fourth Proportional to 322,065, 483,150.29 and 132,473.97

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Solution

The fourth proportional to 322,065, 483,150.29 and 132,473.97 is: 198,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,065 : 483,150.29 = 132,473.97 : x
  2. Step 2: Convert to fraction form
    322,065/483,150.29 = 132,473.97/x
  3. Step 3: Cross multiply
    322,065x = 483,150.29 × 132,473.97
  4. Step 4: Simplify right side
    322,065x = 64,004,836,360.58
  5. Step 5: Solve for x
    x = 64,004,836,360.58/322,065
  6. Step 6: Final answer
    x = 198,732.67

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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.