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Finding the Fourth Proportional to 368,423.70, 552,635.55 and 275,111.70

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Solution

The fourth proportional to 368,423.70, 552,635.55 and 275,111.70 is: 412,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,423.70 : 552,635.55 = 275,111.70 : x
  2. Step 2: Convert to fraction form
    368,423.70/552,635.55 = 275,111.70/x
  3. Step 3: Cross multiply
    368,423.70x = 552,635.55 × 275,111.70
  4. Step 4: Simplify right side
    368,423.70x = 152,036,505,640.94
  5. Step 5: Solve for x
    x = 152,036,505,640.94/368,423.70
  6. Step 6: Final answer
    x = 412,667.55

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