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Finding the Fourth Proportional to 367,003.80, 550,505.70 and 320,347.80

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Solution

The fourth proportional to 367,003.80, 550,505.70 and 320,347.80 is: 480,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,003.80 : 550,505.70 = 320,347.80 : x
  2. Step 2: Convert to fraction form
    367,003.80/550,505.70 = 320,347.80/x
  3. Step 3: Cross multiply
    367,003.80x = 550,505.70 × 320,347.80
  4. Step 4: Simplify right side
    367,003.80x = 176,353,289,882.46
  5. Step 5: Solve for x
    x = 176,353,289,882.46/367,003.80
  6. Step 6: Final answer
    x = 480,521.70

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