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Finding the Fourth Proportional to 481,445.10, 721,839.60 and 228,846.60

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Solution

The fourth proportional to 481,445.10, 721,839.60 and 228,846.60 is: 343,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,445.10 : 721,839.60 = 228,846.60 : x
  2. Step 2: Convert to fraction form
    481,445.10/721,839.60 = 228,846.60/x
  3. Step 3: Cross multiply
    481,445.10x = 721,839.60 × 228,846.60
  4. Step 4: Simplify right side
    481,445.10x = 165,190,538,205.36
  5. Step 5: Solve for x
    x = 165,190,538,205.36/481,445.10
  6. Step 6: Final answer
    x = 343,113.97

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