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Finding the Fourth Proportional to 297,031, 444,854.76 and 178,440.52

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Solution

The fourth proportional to 297,031, 444,854.76 and 178,440.52 is: 267,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,031 : 444,854.76 = 178,440.52 : x
  2. Step 2: Convert to fraction form
    297,031/444,854.76 = 178,440.52/x
  3. Step 3: Cross multiply
    297,031x = 444,854.76 × 178,440.52
  4. Step 4: Simplify right side
    297,031x = 79,380,114,698.88
  5. Step 5: Solve for x
    x = 79,380,114,698.88/297,031
  6. Step 6: Final answer
    x = 267,245.22

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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.