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Finding the Fourth Proportional to 334,346.40, 501,519.60 and 123,940.80

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Solution

The fourth proportional to 334,346.40, 501,519.60 and 123,940.80 is: 185,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,346.40 : 501,519.60 = 123,940.80 : x
  2. Step 2: Convert to fraction form
    334,346.40/501,519.60 = 123,940.80/x
  3. Step 3: Cross multiply
    334,346.40x = 501,519.60 × 123,940.80
  4. Step 4: Simplify right side
    334,346.40x = 62,158,740,439.68
  5. Step 5: Solve for x
    x = 62,158,740,439.68/334,346.40
  6. Step 6: Final answer
    x = 185,911.20

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