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Finding the Fourth Proportional to 345,361.04, 476,632.36 and 202,112.56

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Solution

The fourth proportional to 345,361.04, 476,632.36 and 202,112.56 is: 278,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,361.04 : 476,632.36 = 202,112.56 : x
  2. Step 2: Convert to fraction form
    345,361.04/476,632.36 = 202,112.56/x
  3. Step 3: Cross multiply
    345,361.04x = 476,632.36 × 202,112.56
  4. Step 4: Simplify right side
    345,361.04x = 96,333,386,458.44
  5. Step 5: Solve for x
    x = 96,333,386,458.44/345,361.04
  6. Step 6: Final answer
    x = 278,935.30

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