Home / 722,511.92-1,083,920.06-273,222.84

Finding the Fourth Proportional to 722,511.92, 1,083,920.06 and 273,222.84

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Solution

The fourth proportional to 722,511.92, 1,083,920.06 and 273,222.84 is: 409,891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,511.92 : 1,083,920.06 = 273,222.84 : x
  2. Step 2: Convert to fraction form
    722,511.92/1,083,920.06 = 273,222.84/x
  3. Step 3: Cross multiply
    722,511.92x = 1,083,920.06 × 273,222.84
  4. Step 4: Simplify right side
    722,511.92x = 296,151,717,126.17
  5. Step 5: Solve for x
    x = 296,151,717,126.17/722,511.92
  6. Step 6: Final answer
    x = 409,891.81

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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.