Home / 876,399.08-1,315,142.94-561,082.28

Finding the Fourth Proportional to 876,399.08, 1,315,142.94 and 561,082.28

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Solution

The fourth proportional to 876,399.08, 1,315,142.94 and 561,082.28 is: 841,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,399.08 : 1,315,142.94 = 561,082.28 : x
  2. Step 2: Convert to fraction form
    876,399.08/1,315,142.94 = 561,082.28/x
  3. Step 3: Cross multiply
    876,399.08x = 1,315,142.94 × 561,082.28
  4. Step 4: Simplify right side
    876,399.08x = 737,903,399,301.10
  5. Step 5: Solve for x
    x = 737,903,399,301.10/876,399.08
  6. Step 6: Final answer
    x = 841,971.90

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