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Finding the Fourth Proportional to 361,867.70, 542,801.55 and 268,555.70

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Solution

The fourth proportional to 361,867.70, 542,801.55 and 268,555.70 is: 402,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,867.70 : 542,801.55 = 268,555.70 : x
  2. Step 2: Convert to fraction form
    361,867.70/542,801.55 = 268,555.70/x
  3. Step 3: Cross multiply
    361,867.70x = 542,801.55 × 268,555.70
  4. Step 4: Simplify right side
    361,867.70x = 145,772,450,221.34
  5. Step 5: Solve for x
    x = 145,772,450,221.34/361,867.70
  6. Step 6: Final answer
    x = 402,833.55

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