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Finding the Fourth Proportional to 313,690.77, 432,895.91 and 170,450.83

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Solution

The fourth proportional to 313,690.77, 432,895.91 and 170,450.83 is: 235,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,690.77 : 432,895.91 = 170,450.83 : x
  2. Step 2: Convert to fraction form
    313,690.77/432,895.91 = 170,450.83/x
  3. Step 3: Cross multiply
    313,690.77x = 432,895.91 × 170,450.83
  4. Step 4: Simplify right side
    313,690.77x = 73,787,466,851.97
  5. Step 5: Solve for x
    x = 73,787,466,851.97/313,690.77
  6. Step 6: Final answer
    x = 235,223.58

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