Home / 916,865.20-1,375,297.80-618,266.80

Finding the Fourth Proportional to 916,865.20, 1,375,297.80 and 618,266.80

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Solution

The fourth proportional to 916,865.20, 1,375,297.80 and 618,266.80 is: 927,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,865.20 : 1,375,297.80 = 618,266.80 : x
  2. Step 2: Convert to fraction form
    916,865.20/1,375,297.80 = 618,266.80/x
  3. Step 3: Cross multiply
    916,865.20x = 1,375,297.80 × 618,266.80
  4. Step 4: Simplify right side
    916,865.20x = 850,300,969,853.04
  5. Step 5: Solve for x
    x = 850,300,969,853.04/916,865.20
  6. Step 6: Final answer
    x = 927,400.20

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