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Finding the Fourth Proportional to 444,883.05, 667,438.33 and 129,339.96

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Solution

The fourth proportional to 444,883.05, 667,438.33 and 129,339.96 is: 194,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,883.05 : 667,438.33 = 129,339.96 : x
  2. Step 2: Convert to fraction form
    444,883.05/667,438.33 = 129,339.96/x
  3. Step 3: Cross multiply
    444,883.05x = 667,438.33 × 129,339.96
  4. Step 4: Simplify right side
    444,883.05x = 86,326,446,904.67
  5. Step 5: Solve for x
    x = 86,326,446,904.67/444,883.05
  6. Step 6: Final answer
    x = 194,043.01

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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.