Home / 449,126.28-673,899.42-196,373.96

Finding the Fourth Proportional to 449,126.28, 673,899.42 and 196,373.96

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Solution

The fourth proportional to 449,126.28, 673,899.42 and 196,373.96 is: 294,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,126.28 : 673,899.42 = 196,373.96 : x
  2. Step 2: Convert to fraction form
    449,126.28/673,899.42 = 196,373.96/x
  3. Step 3: Cross multiply
    449,126.28x = 673,899.42 × 196,373.96
  4. Step 4: Simplify right side
    449,126.28x = 132,336,297,747.10
  5. Step 5: Solve for x
    x = 132,336,297,747.10/449,126.28
  6. Step 6: Final answer
    x = 294,652.76

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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.