Home / 876,843.20-1,315,264.80-211,995.20

Finding the Fourth Proportional to 876,843.20, 1,315,264.80 and 211,995.20

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Solution

The fourth proportional to 876,843.20, 1,315,264.80 and 211,995.20 is: 317,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,843.20 : 1,315,264.80 = 211,995.20 : x
  2. Step 2: Convert to fraction form
    876,843.20/1,315,264.80 = 211,995.20/x
  3. Step 3: Cross multiply
    876,843.20x = 1,315,264.80 × 211,995.20
  4. Step 4: Simplify right side
    876,843.20x = 278,829,824,328.96
  5. Step 5: Solve for x
    x = 278,829,824,328.96/876,843.20
  6. Step 6: Final answer
    x = 317,992.80

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