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Finding the Fourth Proportional to 313,863.72, 433,140.42 and 170,633.58

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Solution

The fourth proportional to 313,863.72, 433,140.42 and 170,633.58 is: 235,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,863.72 : 433,140.42 = 170,633.58 : x
  2. Step 2: Convert to fraction form
    313,863.72/433,140.42 = 170,633.58/x
  3. Step 3: Cross multiply
    313,863.72x = 433,140.42 × 170,633.58
  4. Step 4: Simplify right side
    313,863.72x = 73,908,300,507.30
  5. Step 5: Solve for x
    x = 73,908,300,507.30/313,863.72
  6. Step 6: Final answer
    x = 235,478.95

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