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Finding the Fourth Proportional to 444,196.62, 612,989.48 and 240,247.78

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Solution

The fourth proportional to 444,196.62, 612,989.48 and 240,247.78 is: 331,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,196.62 : 612,989.48 = 240,247.78 : x
  2. Step 2: Convert to fraction form
    444,196.62/612,989.48 = 240,247.78/x
  3. Step 3: Cross multiply
    444,196.62x = 612,989.48 × 240,247.78
  4. Step 4: Simplify right side
    444,196.62x = 147,269,361,733.35
  5. Step 5: Solve for x
    x = 147,269,361,733.35/444,196.62
  6. Step 6: Final answer
    x = 331,540.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.