Home / 783,198.03-1,174,797.94-214,583.95

Finding the Fourth Proportional to 783,198.03, 1,174,797.94 and 214,583.95

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Solution

The fourth proportional to 783,198.03, 1,174,797.94 and 214,583.95 is: 321,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,198.03 : 1,174,797.94 = 214,583.95 : x
  2. Step 2: Convert to fraction form
    783,198.03/1,174,797.94 = 214,583.95/x
  3. Step 3: Cross multiply
    783,198.03x = 1,174,797.94 × 214,583.95
  4. Step 4: Simplify right side
    783,198.03x = 252,092,782,417.06
  5. Step 5: Solve for x
    x = 252,092,782,417.06/783,198.03
  6. Step 6: Final answer
    x = 321,876.17

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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.