Home / 444,824.20-667,301.10-145,318.60

Finding the Fourth Proportional to 444,824.20, 667,301.10 and 145,318.60

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Solution

The fourth proportional to 444,824.20, 667,301.10 and 145,318.60 is: 217,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,824.20 : 667,301.10 = 145,318.60 : x
  2. Step 2: Convert to fraction form
    444,824.20/667,301.10 = 145,318.60/x
  3. Step 3: Cross multiply
    444,824.20x = 667,301.10 × 145,318.60
  4. Step 4: Simplify right side
    444,824.20x = 96,971,261,630.46
  5. Step 5: Solve for x
    x = 96,971,261,630.46/444,824.20
  6. Step 6: Final answer
    x = 217,999.07

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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.