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Finding the Fourth Proportional to 449,324.67, 673,992.97 and 149,805.35

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Solution

The fourth proportional to 449,324.67, 673,992.97 and 149,805.35 is: 224,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,324.67 : 673,992.97 = 149,805.35 : x
  2. Step 2: Convert to fraction form
    449,324.67/673,992.97 = 149,805.35/x
  3. Step 3: Cross multiply
    449,324.67x = 673,992.97 × 149,805.35
  4. Step 4: Simplify right side
    449,324.67x = 100,967,752,183.38
  5. Step 5: Solve for x
    x = 100,967,752,183.38/449,324.67
  6. Step 6: Final answer
    x = 224,710.01

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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.