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Finding the Fourth Proportional to 444,994.41, 667,734.66 and 188,787.45

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Solution

The fourth proportional to 444,994.41, 667,734.66 and 188,787.45 is: 283,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,994.41 : 667,734.66 = 188,787.45 : x
  2. Step 2: Convert to fraction form
    444,994.41/667,734.66 = 188,787.45/x
  3. Step 3: Cross multiply
    444,994.41x = 667,734.66 × 188,787.45
  4. Step 4: Simplify right side
    444,994.41x = 126,059,923,738.02
  5. Step 5: Solve for x
    x = 126,059,923,738.02/444,994.41
  6. Step 6: Final answer
    x = 283,284.29

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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.