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Finding the Fourth Proportional to 291,454.80, 402,217.56 and 170,607.36

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Solution

The fourth proportional to 291,454.80, 402,217.56 and 170,607.36 is: 235,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,454.80 : 402,217.56 = 170,607.36 : x
  2. Step 2: Convert to fraction form
    291,454.80/402,217.56 = 170,607.36/x
  3. Step 3: Cross multiply
    291,454.80x = 402,217.56 × 170,607.36
  4. Step 4: Simplify right side
    291,454.80x = 68,621,276,057.24
  5. Step 5: Solve for x
    x = 68,621,276,057.24/291,454.80
  6. Step 6: Final answer
    x = 235,443.97

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