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Finding the Fourth Proportional to 449,337.92, 673,933.62 and 149,820.98

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Solution

The fourth proportional to 449,337.92, 673,933.62 and 149,820.98 is: 224,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,337.92 : 673,933.62 = 149,820.98 : x
  2. Step 2: Convert to fraction form
    449,337.92/673,933.62 = 149,820.98/x
  3. Step 3: Cross multiply
    449,337.92x = 673,933.62 × 149,820.98
  4. Step 4: Simplify right side
    449,337.92x = 100,969,395,403.35
  5. Step 5: Solve for x
    x = 100,969,395,403.35/449,337.92
  6. Step 6: Final answer
    x = 224,707.04

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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.