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Finding the Fourth Proportional to 414,531.40, 622,161.60 and 245,840.80

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Solution

The fourth proportional to 414,531.40, 622,161.60 and 245,840.80 is: 368,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,531.40 : 622,161.60 = 245,840.80 : x
  2. Step 2: Convert to fraction form
    414,531.40/622,161.60 = 245,840.80/x
  3. Step 3: Cross multiply
    414,531.40x = 622,161.60 × 245,840.80
  4. Step 4: Simplify right side
    414,531.40x = 152,952,705,473.28
  5. Step 5: Solve for x
    x = 152,952,705,473.28/414,531.40
  6. Step 6: Final answer
    x = 368,977.37

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