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Finding the Fourth Proportional to 309,268.05, 426,782.68 and 181,951.84

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Solution

The fourth proportional to 309,268.05, 426,782.68 and 181,951.84 is: 251,089.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,268.05 : 426,782.68 = 181,951.84 : x
  2. Step 2: Convert to fraction form
    309,268.05/426,782.68 = 181,951.84/x
  3. Step 3: Cross multiply
    309,268.05x = 426,782.68 × 181,951.84
  4. Step 4: Simplify right side
    309,268.05x = 77,653,893,906.13
  5. Step 5: Solve for x
    x = 77,653,893,906.13/309,268.05
  6. Step 6: Final answer
    x = 251,089.29

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