Home / 351,212.70-484,673.57-190,067.79

Finding the Fourth Proportional to 351,212.70, 484,673.57 and 190,067.79

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Solution

The fourth proportional to 351,212.70, 484,673.57 and 190,067.79 is: 262,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,212.70 : 484,673.57 = 190,067.79 : x
  2. Step 2: Convert to fraction form
    351,212.70/484,673.57 = 190,067.79/x
  3. Step 3: Cross multiply
    351,212.70x = 484,673.57 × 190,067.79
  4. Step 4: Simplify right side
    351,212.70x = 92,120,834,321.31
  5. Step 5: Solve for x
    x = 92,120,834,321.31/351,212.70
  6. Step 6: Final answer
    x = 262,293.57

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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.