Home / 351,211.28-484,672.43-190,067.50

Finding the Fourth Proportional to 351,211.28, 484,672.43 and 190,067.50

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Solution

The fourth proportional to 351,211.28, 484,672.43 and 190,067.50 is: 262,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,211.28 : 484,672.43 = 190,067.50 : x
  2. Step 2: Convert to fraction form
    351,211.28/484,672.43 = 190,067.50/x
  3. Step 3: Cross multiply
    351,211.28x = 484,672.43 × 190,067.50
  4. Step 4: Simplify right side
    351,211.28x = 92,120,477,457.28
  5. Step 5: Solve for x
    x = 92,120,477,457.28/351,211.28
  6. Step 6: Final answer
    x = 262,293.62

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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.