Home / 401,136.57-553,551.17-239,896.35

Finding the Fourth Proportional to 401,136.57, 553,551.17 and 239,896.35

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Solution

The fourth proportional to 401,136.57, 553,551.17 and 239,896.35 is: 331,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,136.57 : 553,551.17 = 239,896.35 : x
  2. Step 2: Convert to fraction form
    401,136.57/553,551.17 = 239,896.35/x
  3. Step 3: Cross multiply
    401,136.57x = 553,551.17 × 239,896.35
  4. Step 4: Simplify right side
    401,136.57x = 132,794,904,021.75
  5. Step 5: Solve for x
    x = 132,794,904,021.75/401,136.57
  6. Step 6: Final answer
    x = 331,046.62

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