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Finding the Fourth Proportional to 273,992.84, 410,989.32 and 179,302.76

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Solution

The fourth proportional to 273,992.84, 410,989.32 and 179,302.76 is: 268,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,992.84 : 410,989.32 = 179,302.76 : x
  2. Step 2: Convert to fraction form
    273,992.84/410,989.32 = 179,302.76/x
  3. Step 3: Cross multiply
    273,992.84x = 410,989.32 × 179,302.76
  4. Step 4: Simplify right side
    273,992.84x = 73,691,517,351.58
  5. Step 5: Solve for x
    x = 73,691,517,351.58/273,992.84
  6. Step 6: Final answer
    x = 268,954.18

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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.