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Finding the Fourth Proportional to 340.73, 511.04 and 109.58

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Solution

The fourth proportional to 340.73, 511.04 and 109.58 is: 164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.73 : 511.04 = 109.58 : x
  2. Step 2: Convert to fraction form
    340.73/511.04 = 109.58/x
  3. Step 3: Cross multiply
    340.73x = 511.04 × 109.58
  4. Step 4: Simplify right side
    340.73x = 55,996.66
  5. Step 5: Solve for x
    x = 55,996.66/340.73
  6. Step 6: Final answer
    x = 164.35

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