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Finding the Fourth Proportional to 463,770.34, 639,857.78 and 259,793.70

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Solution

The fourth proportional to 463,770.34, 639,857.78 and 259,793.70 is: 358,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,770.34 : 639,857.78 = 259,793.70 : x
  2. Step 2: Convert to fraction form
    463,770.34/639,857.78 = 259,793.70/x
  3. Step 3: Cross multiply
    463,770.34x = 639,857.78 × 259,793.70
  4. Step 4: Simplify right side
    463,770.34x = 166,231,020,139.99
  5. Step 5: Solve for x
    x = 166,231,020,139.99/463,770.34
  6. Step 6: Final answer
    x = 358,433.92

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