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Finding the Fourth Proportional to 331,079.80, 496,619.70 and 297,902.20

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Solution

The fourth proportional to 331,079.80, 496,619.70 and 297,902.20 is: 446,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,079.80 : 496,619.70 = 297,902.20 : x
  2. Step 2: Convert to fraction form
    331,079.80/496,619.70 = 297,902.20/x
  3. Step 3: Cross multiply
    331,079.80x = 496,619.70 × 297,902.20
  4. Step 4: Simplify right side
    331,079.80x = 147,944,101,193.34
  5. Step 5: Solve for x
    x = 147,944,101,193.34/331,079.80
  6. Step 6: Final answer
    x = 446,853.30

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