Home / 351,212.20-484,672.88-190,067.29

Finding the Fourth Proportional to 351,212.20, 484,672.88 and 190,067.29

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Solution

The fourth proportional to 351,212.20, 484,672.88 and 190,067.29 is: 262,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,212.20 : 484,672.88 = 190,067.29 : x
  2. Step 2: Convert to fraction form
    351,212.20/484,672.88 = 190,067.29/x
  3. Step 3: Cross multiply
    351,212.20x = 484,672.88 × 190,067.29
  4. Step 4: Simplify right side
    351,212.20x = 92,120,460,838.10
  5. Step 5: Solve for x
    x = 92,120,460,838.10/351,212.20
  6. Step 6: Final answer
    x = 262,292.88

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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.