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Finding the Fourth Proportional to 414,106.26, 621,290.70 and 147,860.88

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Solution

The fourth proportional to 414,106.26, 621,290.70 and 147,860.88 is: 221,838.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,106.26 : 621,290.70 = 147,860.88 : x
  2. Step 2: Convert to fraction form
    414,106.26/621,290.70 = 147,860.88/x
  3. Step 3: Cross multiply
    414,106.26x = 621,290.70 × 147,860.88
  4. Step 4: Simplify right side
    414,106.26x = 91,864,589,637.82
  5. Step 5: Solve for x
    x = 91,864,589,637.82/414,106.26
  6. Step 6: Final answer
    x = 221,838.21

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