Home / 819,613.24-1,229,419.84-220,575.72

Finding the Fourth Proportional to 819,613.24, 1,229,419.84 and 220,575.72

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Solution

The fourth proportional to 819,613.24, 1,229,419.84 and 220,575.72 is: 330,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,613.24 : 1,229,419.84 = 220,575.72 : x
  2. Step 2: Convert to fraction form
    819,613.24/1,229,419.84 = 220,575.72/x
  3. Step 3: Cross multiply
    819,613.24x = 1,229,419.84 × 220,575.72
  4. Step 4: Simplify right side
    819,613.24x = 271,180,166,390.29
  5. Step 5: Solve for x
    x = 271,180,166,390.29/819,613.24
  6. Step 6: Final answer
    x = 330,863.57

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