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Finding the Fourth Proportional to 338,693.58, 507,858.84 and 113,979.42

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Solution

The fourth proportional to 338,693.58, 507,858.84 and 113,979.42 is: 170,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,693.58 : 507,858.84 = 113,979.42 : x
  2. Step 2: Convert to fraction form
    338,693.58/507,858.84 = 113,979.42/x
  3. Step 3: Cross multiply
    338,693.58x = 507,858.84 × 113,979.42
  4. Step 4: Simplify right side
    338,693.58x = 57,885,456,025.07
  5. Step 5: Solve for x
    x = 57,885,456,025.07/338,693.58
  6. Step 6: Final answer
    x = 170,908.04

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