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Finding the Fourth Proportional to 450,780.48, 622,077.30 and 281,015.28

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Solution

The fourth proportional to 450,780.48, 622,077.30 and 281,015.28 is: 387,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,780.48 : 622,077.30 = 281,015.28 : x
  2. Step 2: Convert to fraction form
    450,780.48/622,077.30 = 281,015.28/x
  3. Step 3: Cross multiply
    450,780.48x = 622,077.30 × 281,015.28
  4. Step 4: Simplify right side
    450,780.48x = 174,813,226,641.14
  5. Step 5: Solve for x
    x = 174,813,226,641.14/450,780.48
  6. Step 6: Final answer
    x = 387,801.23

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