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Finding the Fourth Proportional to 317,654.32, 438,568.10 and 196,924.63

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Solution

The fourth proportional to 317,654.32, 438,568.10 and 196,924.63 is: 271,883.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,654.32 : 438,568.10 = 196,924.63 : x
  2. Step 2: Convert to fraction form
    317,654.32/438,568.10 = 196,924.63/x
  3. Step 3: Cross multiply
    317,654.32x = 438,568.10 × 196,924.63
  4. Step 4: Simplify right side
    317,654.32x = 86,364,860,822.30
  5. Step 5: Solve for x
    x = 86,364,860,822.30/317,654.32
  6. Step 6: Final answer
    x = 271,883.16

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