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Finding the Fourth Proportional to 297,002.70, 444,847.95 and 119,418.30

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Solution

The fourth proportional to 297,002.70, 444,847.95 and 119,418.30 is: 178,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,002.70 : 444,847.95 = 119,418.30 : x
  2. Step 2: Convert to fraction form
    297,002.70/444,847.95 = 119,418.30/x
  3. Step 3: Cross multiply
    297,002.70x = 444,847.95 × 119,418.30
  4. Step 4: Simplify right side
    297,002.70x = 53,122,985,947.49
  5. Step 5: Solve for x
    x = 53,122,985,947.49/297,002.70
  6. Step 6: Final answer
    x = 178,863.65

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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.