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Finding the Fourth Proportional to 444,755.84, 667,258.56 and 178,703.20

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Solution

The fourth proportional to 444,755.84, 667,258.56 and 178,703.20 is: 268,104.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,755.84 : 667,258.56 = 178,703.20 : x
  2. Step 2: Convert to fraction form
    444,755.84/667,258.56 = 178,703.20/x
  3. Step 3: Cross multiply
    444,755.84x = 667,258.56 × 178,703.20
  4. Step 4: Simplify right side
    444,755.84x = 119,241,239,899.39
  5. Step 5: Solve for x
    x = 119,241,239,899.39/444,755.84
  6. Step 6: Final answer
    x = 268,104.94

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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.