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Finding the Fourth Proportional to 297,748.80, 446,623.20 and 179,650.80

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Solution

The fourth proportional to 297,748.80, 446,623.20 and 179,650.80 is: 269,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,748.80 : 446,623.20 = 179,650.80 : x
  2. Step 2: Convert to fraction form
    297,748.80/446,623.20 = 179,650.80/x
  3. Step 3: Cross multiply
    297,748.80x = 446,623.20 × 179,650.80
  4. Step 4: Simplify right side
    297,748.80x = 80,236,215,178.56
  5. Step 5: Solve for x
    x = 80,236,215,178.56/297,748.80
  6. Step 6: Final answer
    x = 269,476.20

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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.