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Finding the Fourth Proportional to 282,969.72, 424,469.70 and 72,609.48

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Solution

The fourth proportional to 282,969.72, 424,469.70 and 72,609.48 is: 108,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,969.72 : 424,469.70 = 72,609.48 : x
  2. Step 2: Convert to fraction form
    282,969.72/424,469.70 = 72,609.48/x
  3. Step 3: Cross multiply
    282,969.72x = 424,469.70 × 72,609.48
  4. Step 4: Simplify right side
    282,969.72x = 30,820,524,192.76
  5. Step 5: Solve for x
    x = 30,820,524,192.76/282,969.72
  6. Step 6: Final answer
    x = 108,918.10

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