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Finding the Fourth Proportional to 329,999.40, 494,999.10 and 230,466.60

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Solution

The fourth proportional to 329,999.40, 494,999.10 and 230,466.60 is: 345,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,999.40 : 494,999.10 = 230,466.60 : x
  2. Step 2: Convert to fraction form
    329,999.40/494,999.10 = 230,466.60/x
  3. Step 3: Cross multiply
    329,999.40x = 494,999.10 × 230,466.60
  4. Step 4: Simplify right side
    329,999.40x = 114,080,759,580.06
  5. Step 5: Solve for x
    x = 114,080,759,580.06/329,999.40
  6. Step 6: Final answer
    x = 345,699.90

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