Home / 418,223.06-626,981.86-181,387.36

Finding the Fourth Proportional to 418,223.06, 626,981.86 and 181,387.36

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Solution

The fourth proportional to 418,223.06, 626,981.86 and 181,387.36 is: 271,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,223.06 : 626,981.86 = 181,387.36 : x
  2. Step 2: Convert to fraction form
    418,223.06/626,981.86 = 181,387.36/x
  3. Step 3: Cross multiply
    418,223.06x = 626,981.86 × 181,387.36
  4. Step 4: Simplify right side
    418,223.06x = 113,726,580,311.44
  5. Step 5: Solve for x
    x = 113,726,580,311.44/418,223.06
  6. Step 6: Final answer
    x = 271,928.05

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