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Finding the Fourth Proportional to 449,301.60, 673,727.03 and 149,676.84

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Solution

The fourth proportional to 449,301.60, 673,727.03 and 149,676.84 is: 224,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,301.60 : 673,727.03 = 149,676.84 : x
  2. Step 2: Convert to fraction form
    449,301.60/673,727.03 = 149,676.84/x
  3. Step 3: Cross multiply
    449,301.60x = 673,727.03 × 149,676.84
  4. Step 4: Simplify right side
    449,301.60x = 100,841,329,504.35
  5. Step 5: Solve for x
    x = 100,841,329,504.35/449,301.60
  6. Step 6: Final answer
    x = 224,440.18

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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.