Home / 804,282.80-1,206,423.42-205,243.95

Finding the Fourth Proportional to 804,282.80, 1,206,423.42 and 205,243.95

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Solution

The fourth proportional to 804,282.80, 1,206,423.42 and 205,243.95 is: 307,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,282.80 : 1,206,423.42 = 205,243.95 : x
  2. Step 2: Convert to fraction form
    804,282.80/1,206,423.42 = 205,243.95/x
  3. Step 3: Cross multiply
    804,282.80x = 1,206,423.42 × 205,243.95
  4. Step 4: Simplify right side
    804,282.80x = 247,611,111,847.73
  5. Step 5: Solve for x
    x = 247,611,111,847.73/804,282.80
  6. Step 6: Final answer
    x = 307,865.73

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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.