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Finding the Fourth Proportional to 310,342.20, 465,513.30 and 231,610.20

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Solution

The fourth proportional to 310,342.20, 465,513.30 and 231,610.20 is: 347,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,342.20 : 465,513.30 = 231,610.20 : x
  2. Step 2: Convert to fraction form
    310,342.20/465,513.30 = 231,610.20/x
  3. Step 3: Cross multiply
    310,342.20x = 465,513.30 × 231,610.20
  4. Step 4: Simplify right side
    310,342.20x = 107,817,628,515.66
  5. Step 5: Solve for x
    x = 107,817,628,515.66/310,342.20
  6. Step 6: Final answer
    x = 347,415.30

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