Home / 494,402.25-741,604.58-139,418.13

Finding the Fourth Proportional to 494,402.25, 741,604.58 and 139,418.13

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Solution

The fourth proportional to 494,402.25, 741,604.58 and 139,418.13 is: 209,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,402.25 : 741,604.58 = 139,418.13 : x
  2. Step 2: Convert to fraction form
    494,402.25/741,604.58 = 139,418.13/x
  3. Step 3: Cross multiply
    494,402.25x = 741,604.58 × 139,418.13
  4. Step 4: Simplify right side
    494,402.25x = 103,393,120,035.01
  5. Step 5: Solve for x
    x = 103,393,120,035.01/494,402.25
  6. Step 6: Final answer
    x = 209,127.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.