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Finding the Fourth Proportional to 340,962.80, 511,444.20 and 325,410.80

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Solution

The fourth proportional to 340,962.80, 511,444.20 and 325,410.80 is: 488,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,962.80 : 511,444.20 = 325,410.80 : x
  2. Step 2: Convert to fraction form
    340,962.80/511,444.20 = 325,410.80/x
  3. Step 3: Cross multiply
    340,962.80x = 511,444.20 × 325,410.80
  4. Step 4: Simplify right side
    340,962.80x = 166,429,466,277.36
  5. Step 5: Solve for x
    x = 166,429,466,277.36/340,962.80
  6. Step 6: Final answer
    x = 488,116.20

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