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Finding the Fourth Proportional to 444,876.30, 667,314.27 and 178,636.73

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Solution

The fourth proportional to 444,876.30, 667,314.27 and 178,636.73 is: 267,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,876.30 : 667,314.27 = 178,636.73 : x
  2. Step 2: Convert to fraction form
    444,876.30/667,314.27 = 178,636.73/x
  3. Step 3: Cross multiply
    444,876.30x = 667,314.27 × 178,636.73
  4. Step 4: Simplify right side
    444,876.30x = 119,206,839,075.14
  5. Step 5: Solve for x
    x = 119,206,839,075.14/444,876.30
  6. Step 6: Final answer
    x = 267,955.02

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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.