Home / 277,409.22-382,861.10-205,993.14

Finding the Fourth Proportional to 277,409.22, 382,861.10 and 205,993.14

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Solution

The fourth proportional to 277,409.22, 382,861.10 and 205,993.14 is: 284,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,409.22 : 382,861.10 = 205,993.14 : x
  2. Step 2: Convert to fraction form
    277,409.22/382,861.10 = 205,993.14/x
  3. Step 3: Cross multiply
    277,409.22x = 382,861.10 × 205,993.14
  4. Step 4: Simplify right side
    277,409.22x = 78,866,760,172.85
  5. Step 5: Solve for x
    x = 78,866,760,172.85/277,409.22
  6. Step 6: Final answer
    x = 284,297.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.