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Finding the Fourth Proportional to 331,343.40, 497,015.10 and 109,727.40

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Solution

The fourth proportional to 331,343.40, 497,015.10 and 109,727.40 is: 164,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,343.40 : 497,015.10 = 109,727.40 : x
  2. Step 2: Convert to fraction form
    331,343.40/497,015.10 = 109,727.40/x
  3. Step 3: Cross multiply
    331,343.40x = 497,015.10 × 109,727.40
  4. Step 4: Simplify right side
    331,343.40x = 54,536,174,683.74
  5. Step 5: Solve for x
    x = 54,536,174,683.74/331,343.40
  6. Step 6: Final answer
    x = 164,591.10

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