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Finding the Fourth Proportional to 449,600.40, 673,819.25 and 336,392.39

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Solution

The fourth proportional to 449,600.40, 673,819.25 and 336,392.39 is: 504,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,600.40 : 673,819.25 = 336,392.39 : x
  2. Step 2: Convert to fraction form
    449,600.40/673,819.25 = 336,392.39/x
  3. Step 3: Cross multiply
    449,600.40x = 673,819.25 × 336,392.39
  4. Step 4: Simplify right side
    449,600.40x = 226,667,667,938.09
  5. Step 5: Solve for x
    x = 226,667,667,938.09/449,600.40
  6. Step 6: Final answer
    x = 504,153.62

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1.5x scale

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.