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Finding the Fourth Proportional to 279,899.97, 386,248.01 and 159,025.29

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Solution

The fourth proportional to 279,899.97, 386,248.01 and 159,025.29 is: 219,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,899.97 : 386,248.01 = 159,025.29 : x
  2. Step 2: Convert to fraction form
    279,899.97/386,248.01 = 159,025.29/x
  3. Step 3: Cross multiply
    279,899.97x = 386,248.01 × 159,025.29
  4. Step 4: Simplify right side
    279,899.97x = 61,423,201,007.05
  5. Step 5: Solve for x
    x = 61,423,201,007.05/279,899.97
  6. Step 6: Final answer
    x = 219,446.97

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