Home / 449,091.20-673,491.00-149,491.34

Finding the Fourth Proportional to 449,091.20, 673,491.00 and 149,491.34

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Solution

The fourth proportional to 449,091.20, 673,491.00 and 149,491.34 is: 224,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,091.20 : 673,491.00 = 149,491.34 : x
  2. Step 2: Convert to fraction form
    449,091.20/673,491.00 = 149,491.34/x
  3. Step 3: Cross multiply
    449,091.20x = 673,491.00 × 149,491.34
  4. Step 4: Simplify right side
    449,091.20x = 100,681,071,786.67
  5. Step 5: Solve for x
    x = 100,681,071,786.67/449,091.20
  6. Step 6: Final answer
    x = 224,188.47

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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.