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Finding the Fourth Proportional to 311,918.60, 467,003.10 and 303,170.60

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Solution

The fourth proportional to 311,918.60, 467,003.10 and 303,170.60 is: 453,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,918.60 : 467,003.10 = 303,170.60 : x
  2. Step 2: Convert to fraction form
    311,918.60/467,003.10 = 303,170.60/x
  3. Step 3: Cross multiply
    311,918.60x = 467,003.10 × 303,170.60
  4. Step 4: Simplify right side
    311,918.60x = 141,581,610,028.86
  5. Step 5: Solve for x
    x = 141,581,610,028.86/311,918.60
  6. Step 6: Final answer
    x = 453,905.63

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