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Finding the Fourth Proportional to 424,287.78, 585,532.20 and 233,315.70

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Solution

The fourth proportional to 424,287.78, 585,532.20 and 233,315.70 is: 321,983.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,287.78 : 585,532.20 = 233,315.70 : x
  2. Step 2: Convert to fraction form
    424,287.78/585,532.20 = 233,315.70/x
  3. Step 3: Cross multiply
    424,287.78x = 585,532.20 × 233,315.70
  4. Step 4: Simplify right side
    424,287.78x = 136,613,855,115.54
  5. Step 5: Solve for x
    x = 136,613,855,115.54/424,287.78
  6. Step 6: Final answer
    x = 321,983.95

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