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Finding the Fourth Proportional to 449,044.47, 673,674.39 and 149,527.80

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Solution

The fourth proportional to 449,044.47, 673,674.39 and 149,527.80 is: 224,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,044.47 : 673,674.39 = 149,527.80 : x
  2. Step 2: Convert to fraction form
    449,044.47/673,674.39 = 149,527.80/x
  3. Step 3: Cross multiply
    449,044.47x = 673,674.39 × 149,527.80
  4. Step 4: Simplify right side
    449,044.47x = 100,733,049,453.04
  5. Step 5: Solve for x
    x = 100,733,049,453.04/449,044.47
  6. Step 6: Final answer
    x = 224,327.56

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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.