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Finding the Fourth Proportional to 444,489.26, 666,807.33 and 144,882.86

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Solution

The fourth proportional to 444,489.26, 666,807.33 and 144,882.86 is: 217,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,489.26 : 666,807.33 = 144,882.86 : x
  2. Step 2: Convert to fraction form
    444,489.26/666,807.33 = 144,882.86/x
  3. Step 3: Cross multiply
    444,489.26x = 666,807.33 × 144,882.86
  4. Step 4: Simplify right side
    444,489.26x = 96,608,953,039.36
  5. Step 5: Solve for x
    x = 96,608,953,039.36/444,489.26
  6. Step 6: Final answer
    x = 217,348.23

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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.