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Finding the Fourth Proportional to 322,546.47, 483,878.00 and 132,901.33

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Solution

The fourth proportional to 322,546.47, 483,878.00 and 132,901.33 is: 199,376.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,546.47 : 483,878.00 = 132,901.33 : x
  2. Step 2: Convert to fraction form
    322,546.47/483,878.00 = 132,901.33/x
  3. Step 3: Cross multiply
    322,546.47x = 483,878.00 × 132,901.33
  4. Step 4: Simplify right side
    322,546.47x = 64,308,031,148.48
  5. Step 5: Solve for x
    x = 64,308,031,148.48/322,546.47
  6. Step 6: Final answer
    x = 199,376.02

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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.