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Finding the Fourth Proportional to 284,783.79, 427,112.34 and 82,335.69

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Solution

The fourth proportional to 284,783.79, 427,112.34 and 82,335.69 is: 123,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,783.79 : 427,112.34 = 82,335.69 : x
  2. Step 2: Convert to fraction form
    284,783.79/427,112.34 = 82,335.69/x
  3. Step 3: Cross multiply
    284,783.79x = 427,112.34 × 82,335.69
  4. Step 4: Simplify right side
    284,783.79x = 35,166,589,221.41
  5. Step 5: Solve for x
    x = 35,166,589,221.41/284,783.79
  6. Step 6: Final answer
    x = 123,485.22

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