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Finding the Fourth Proportional to 444,067.70, 666,107.63 and 144,549.55

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Solution

The fourth proportional to 444,067.70, 666,107.63 and 144,549.55 is: 216,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,067.70 : 666,107.63 = 144,549.55 : x
  2. Step 2: Convert to fraction form
    444,067.70/666,107.63 = 144,549.55/x
  3. Step 3: Cross multiply
    444,067.70x = 666,107.63 × 144,549.55
  4. Step 4: Simplify right side
    444,067.70x = 96,285,554,114.78
  5. Step 5: Solve for x
    x = 96,285,554,114.78/444,067.70
  6. Step 6: Final answer
    x = 216,826.29

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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.