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Finding the Fourth Proportional to 322,483.20, 483,494.40 and 144,844.80

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Solution

The fourth proportional to 322,483.20, 483,494.40 and 144,844.80 is: 217,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,483.20 : 483,494.40 = 144,844.80 : x
  2. Step 2: Convert to fraction form
    322,483.20/483,494.40 = 144,844.80/x
  3. Step 3: Cross multiply
    322,483.20x = 483,494.40 × 144,844.80
  4. Step 4: Simplify right side
    322,483.20x = 70,031,649,669.12
  5. Step 5: Solve for x
    x = 70,031,649,669.12/322,483.20
  6. Step 6: Final answer
    x = 217,163.71

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