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Finding the Fourth Proportional to 444,889.44, 667,194.48 and 145,301.76

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Solution

The fourth proportional to 444,889.44, 667,194.48 and 145,301.76 is: 217,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,889.44 : 667,194.48 = 145,301.76 : x
  2. Step 2: Convert to fraction form
    444,889.44/667,194.48 = 145,301.76/x
  3. Step 3: Cross multiply
    444,889.44x = 667,194.48 × 145,301.76
  4. Step 4: Simplify right side
    444,889.44x = 96,944,532,206.28
  5. Step 5: Solve for x
    x = 96,944,532,206.28/444,889.44
  6. Step 6: Final answer
    x = 217,907.02

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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.