Home / 831,043.11-1,245,296.21-493,418.91

Finding the Fourth Proportional to 831,043.11, 1,245,296.21 and 493,418.91

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Solution

The fourth proportional to 831,043.11, 1,245,296.21 and 493,418.91 is: 739,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,043.11 : 1,245,296.21 = 493,418.91 : x
  2. Step 2: Convert to fraction form
    831,043.11/1,245,296.21 = 493,418.91/x
  3. Step 3: Cross multiply
    831,043.11x = 1,245,296.21 × 493,418.91
  4. Step 4: Simplify right side
    831,043.11x = 614,452,696,098.24
  5. Step 5: Solve for x
    x = 614,452,696,098.24/831,043.11
  6. Step 6: Final answer
    x = 739,375.24

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