Home / 351,414.90-484,943.64-196,367.52

Finding the Fourth Proportional to 351,414.90, 484,943.64 and 196,367.52

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Solution

The fourth proportional to 351,414.90, 484,943.64 and 196,367.52 is: 270,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,414.90 : 484,943.64 = 196,367.52 : x
  2. Step 2: Convert to fraction form
    351,414.90/484,943.64 = 196,367.52/x
  3. Step 3: Cross multiply
    351,414.90x = 484,943.64 × 196,367.52
  4. Step 4: Simplify right side
    351,414.90x = 95,227,179,926.57
  5. Step 5: Solve for x
    x = 95,227,179,926.57/351,414.90
  6. Step 6: Final answer
    x = 270,982.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.