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Finding the Fourth Proportional to 483,456.07, 667,130.25 and 279,520.07

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Solution

The fourth proportional to 483,456.07, 667,130.25 and 279,520.07 is: 385,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,456.07 : 667,130.25 = 279,520.07 : x
  2. Step 2: Convert to fraction form
    483,456.07/667,130.25 = 279,520.07/x
  3. Step 3: Cross multiply
    483,456.07x = 667,130.25 × 279,520.07
  4. Step 4: Simplify right side
    483,456.07x = 186,476,294,179.12
  5. Step 5: Solve for x
    x = 186,476,294,179.12/483,456.07
  6. Step 6: Final answer
    x = 385,715.07

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