Home / 350,869.11-484,198.52-189,723.66

Finding the Fourth Proportional to 350,869.11, 484,198.52 and 189,723.66

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Solution

The fourth proportional to 350,869.11, 484,198.52 and 189,723.66 is: 261,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,869.11 : 484,198.52 = 189,723.66 : x
  2. Step 2: Convert to fraction form
    350,869.11/484,198.52 = 189,723.66/x
  3. Step 3: Cross multiply
    350,869.11x = 484,198.52 × 189,723.66
  4. Step 4: Simplify right side
    350,869.11x = 91,863,914,432.36
  5. Step 5: Solve for x
    x = 91,863,914,432.36/350,869.11
  6. Step 6: Final answer
    x = 261,818.19

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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.