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Finding the Fourth Proportional to 444,500.25, 666,900.02 and 140,943.94

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Solution

The fourth proportional to 444,500.25, 666,900.02 and 140,943.94 is: 211,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,500.25 : 666,900.02 = 140,943.94 : x
  2. Step 2: Convert to fraction form
    444,500.25/666,900.02 = 140,943.94/x
  3. Step 3: Cross multiply
    444,500.25x = 666,900.02 × 140,943.94
  4. Step 4: Simplify right side
    444,500.25x = 93,995,516,404.88
  5. Step 5: Solve for x
    x = 93,995,516,404.88/444,500.25
  6. Step 6: Final answer
    x = 211,463.36

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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.