Home / 206,869.35-310,304.03-197,246.55

Finding the Fourth Proportional to 206,869.35, 310,304.03 and 197,246.55

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Solution

The fourth proportional to 206,869.35, 310,304.03 and 197,246.55 is: 295,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,869.35 : 310,304.03 = 197,246.55 : x
  2. Step 2: Convert to fraction form
    206,869.35/310,304.03 = 197,246.55/x
  3. Step 3: Cross multiply
    206,869.35x = 310,304.03 × 197,246.55
  4. Step 4: Simplify right side
    206,869.35x = 61,206,398,382.36
  5. Step 5: Solve for x
    x = 61,206,398,382.36/206,869.35
  6. Step 6: Final answer
    x = 295,869.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.