Home / 325,577.90-449,321.28-196,548.10

Finding the Fourth Proportional to 325,577.90, 449,321.28 and 196,548.10

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Solution

The fourth proportional to 325,577.90, 449,321.28 and 196,548.10 is: 271,250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,577.90 : 449,321.28 = 196,548.10 : x
  2. Step 2: Convert to fraction form
    325,577.90/449,321.28 = 196,548.10/x
  3. Step 3: Cross multiply
    325,577.90x = 449,321.28 × 196,548.10
  4. Step 4: Simplify right side
    325,577.90x = 88,313,243,873.57
  5. Step 5: Solve for x
    x = 88,313,243,873.57/325,577.90
  6. Step 6: Final answer
    x = 271,250.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.