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Finding the Fourth Proportional to 438,072.75, 604,606.01 and 268,405.29

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Solution

The fourth proportional to 438,072.75, 604,606.01 and 268,405.29 is: 370,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,072.75 : 604,606.01 = 268,405.29 : x
  2. Step 2: Convert to fraction form
    438,072.75/604,606.01 = 268,405.29/x
  3. Step 3: Cross multiply
    438,072.75x = 604,606.01 × 268,405.29
  4. Step 4: Simplify right side
    438,072.75x = 162,279,450,107.77
  5. Step 5: Solve for x
    x = 162,279,450,107.77/438,072.75
  6. Step 6: Final answer
    x = 370,439.50

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