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Finding the Fourth Proportional to 330,279.17, 455,786.12 and 194,318.24

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Solution

The fourth proportional to 330,279.17, 455,786.12 and 194,318.24 is: 268,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,279.17 : 455,786.12 = 194,318.24 : x
  2. Step 2: Convert to fraction form
    330,279.17/455,786.12 = 194,318.24/x
  3. Step 3: Cross multiply
    330,279.17x = 455,786.12 × 194,318.24
  4. Step 4: Simplify right side
    330,279.17x = 88,567,554,861.69
  5. Step 5: Solve for x
    x = 88,567,554,861.69/330,279.17
  6. Step 6: Final answer
    x = 268,159.68

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