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Finding the Fourth Proportional to 291,979.88, 402,863.20 and 177,255.56

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Solution

The fourth proportional to 291,979.88, 402,863.20 and 177,255.56 is: 244,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,979.88 : 402,863.20 = 177,255.56 : x
  2. Step 2: Convert to fraction form
    291,979.88/402,863.20 = 177,255.56/x
  3. Step 3: Cross multiply
    291,979.88x = 402,863.20 × 177,255.56
  4. Step 4: Simplify right side
    291,979.88x = 71,409,742,119.39
  5. Step 5: Solve for x
    x = 71,409,742,119.39/291,979.88
  6. Step 6: Final answer
    x = 244,570.76

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