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Finding the Fourth Proportional to 331,824.60, 497,738.70 and 82,506.60

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Solution

The fourth proportional to 331,824.60, 497,738.70 and 82,506.60 is: 123,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,824.60 : 497,738.70 = 82,506.60 : x
  2. Step 2: Convert to fraction form
    331,824.60/497,738.70 = 82,506.60/x
  3. Step 3: Cross multiply
    331,824.60x = 497,738.70 × 82,506.60
  4. Step 4: Simplify right side
    331,824.60x = 41,066,727,825.42
  5. Step 5: Solve for x
    x = 41,066,727,825.42/331,824.60
  6. Step 6: Final answer
    x = 123,760.35

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