Home / 876,422.08-1,315,177.44-561,105.28

Finding the Fourth Proportional to 876,422.08, 1,315,177.44 and 561,105.28

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Solution

The fourth proportional to 876,422.08, 1,315,177.44 and 561,105.28 is: 842,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,422.08 : 1,315,177.44 = 561,105.28 : x
  2. Step 2: Convert to fraction form
    876,422.08/1,315,177.44 = 561,105.28/x
  3. Step 3: Cross multiply
    876,422.08x = 1,315,177.44 × 561,105.28
  4. Step 4: Simplify right side
    876,422.08x = 737,953,005,720.88
  5. Step 5: Solve for x
    x = 737,953,005,720.88/876,422.08
  6. Step 6: Final answer
    x = 842,006.41

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