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Finding the Fourth Proportional to 363,362.80, 544,007.40 and 321,890.80

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Solution

The fourth proportional to 363,362.80, 544,007.40 and 321,890.80 is: 481,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,362.80 : 544,007.40 = 321,890.80 : x
  2. Step 2: Convert to fraction form
    363,362.80/544,007.40 = 321,890.80/x
  3. Step 3: Cross multiply
    363,362.80x = 544,007.40 × 321,890.80
  4. Step 4: Simplify right side
    363,362.80x = 175,110,977,191.92
  5. Step 5: Solve for x
    x = 175,110,977,191.92/363,362.80
  6. Step 6: Final answer
    x = 481,917.73

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