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Finding the Fourth Proportional to 341,804.40, 511,324.20 and 308,626.80

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Solution

The fourth proportional to 341,804.40, 511,324.20 and 308,626.80 is: 461,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,804.40 : 511,324.20 = 308,626.80 : x
  2. Step 2: Convert to fraction form
    341,804.40/511,324.20 = 308,626.80/x
  3. Step 3: Cross multiply
    341,804.40x = 511,324.20 × 308,626.80
  4. Step 4: Simplify right side
    341,804.40x = 157,808,351,608.56
  5. Step 5: Solve for x
    x = 157,808,351,608.56/341,804.40
  6. Step 6: Final answer
    x = 461,691.98

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