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Finding the Fourth Proportional to 444,895.15, 667,373.85 and 178,655.66

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Solution

The fourth proportional to 444,895.15, 667,373.85 and 178,655.66 is: 267,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,895.15 : 667,373.85 = 178,655.66 : x
  2. Step 2: Convert to fraction form
    444,895.15/667,373.85 = 178,655.66/x
  3. Step 3: Cross multiply
    444,895.15x = 667,373.85 × 178,655.66
  4. Step 4: Simplify right side
    444,895.15x = 119,230,113,523.42
  5. Step 5: Solve for x
    x = 119,230,113,523.42/444,895.15
  6. Step 6: Final answer
    x = 267,995.98

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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.