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Finding the Fourth Proportional to 367,484.80, 551,227.20 and 320,828.80

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Solution

The fourth proportional to 367,484.80, 551,227.20 and 320,828.80 is: 481,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,484.80 : 551,227.20 = 320,828.80 : x
  2. Step 2: Convert to fraction form
    367,484.80/551,227.20 = 320,828.80/x
  3. Step 3: Cross multiply
    367,484.80x = 551,227.20 × 320,828.80
  4. Step 4: Simplify right side
    367,484.80x = 176,849,561,103.36
  5. Step 5: Solve for x
    x = 176,849,561,103.36/367,484.80
  6. Step 6: Final answer
    x = 481,243.20

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