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Finding the Fourth Proportional to 384,889.00, 577,364.28 and 132,067.75

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Solution

The fourth proportional to 384,889.00, 577,364.28 and 132,067.75 is: 198,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,889.00 : 577,364.28 = 132,067.75 : x
  2. Step 2: Convert to fraction form
    384,889.00/577,364.28 = 132,067.75/x
  3. Step 3: Cross multiply
    384,889.00x = 577,364.28 × 132,067.75
  4. Step 4: Simplify right side
    384,889.00x = 76,251,202,359.30
  5. Step 5: Solve for x
    x = 76,251,202,359.30/384,889.00
  6. Step 6: Final answer
    x = 198,112.19

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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.