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Finding the Fourth Proportional to 268,084.41, 370,100.13 and 206,696.52

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Solution

The fourth proportional to 268,084.41, 370,100.13 and 206,696.52 is: 285,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,084.41 : 370,100.13 = 206,696.52 : x
  2. Step 2: Convert to fraction form
    268,084.41/370,100.13 = 206,696.52/x
  3. Step 3: Cross multiply
    268,084.41x = 370,100.13 × 206,696.52
  4. Step 4: Simplify right side
    268,084.41x = 76,498,408,922.55
  5. Step 5: Solve for x
    x = 76,498,408,922.55/268,084.41
  6. Step 6: Final answer
    x = 285,351.95

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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.