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Finding the Fourth Proportional to 274,977.40, 411,974.02 and 235,611.40

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Solution

The fourth proportional to 274,977.40, 411,974.02 and 235,611.40 is: 352,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,977.40 : 411,974.02 = 235,611.40 : x
  2. Step 2: Convert to fraction form
    274,977.40/411,974.02 = 235,611.40/x
  3. Step 3: Cross multiply
    274,977.40x = 411,974.02 × 235,611.40
  4. Step 4: Simplify right side
    274,977.40x = 97,065,775,615.83
  5. Step 5: Solve for x
    x = 97,065,775,615.83/274,977.40
  6. Step 6: Final answer
    x = 352,995.47

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