Home / 804,306.39-1,206,458.61-205,267.61

Finding the Fourth Proportional to 804,306.39, 1,206,458.61 and 205,267.61

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Solution

The fourth proportional to 804,306.39, 1,206,458.61 and 205,267.61 is: 307,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,306.39 : 1,206,458.61 = 205,267.61 : x
  2. Step 2: Convert to fraction form
    804,306.39/1,206,458.61 = 205,267.61/x
  3. Step 3: Cross multiply
    804,306.39x = 1,206,458.61 × 205,267.61
  4. Step 4: Simplify right side
    804,306.39x = 247,646,874,315.43
  5. Step 5: Solve for x
    x = 247,646,874,315.43/804,306.39
  6. Step 6: Final answer
    x = 307,901.17

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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.