Home / 325,651.43-449,233.62-222,208.04

Finding the Fourth Proportional to 325,651.43, 449,233.62 and 222,208.04

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Solution

The fourth proportional to 325,651.43, 449,233.62 and 222,208.04 is: 306,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,651.43 : 449,233.62 = 222,208.04 : x
  2. Step 2: Convert to fraction form
    325,651.43/449,233.62 = 222,208.04/x
  3. Step 3: Cross multiply
    325,651.43x = 449,233.62 × 222,208.04
  4. Step 4: Simplify right side
    325,651.43x = 99,823,322,202.30
  5. Step 5: Solve for x
    x = 99,823,322,202.30/325,651.43
  6. Step 6: Final answer
    x = 306,534.27

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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.