Home / 494,994.27-683,091.91-268,639.77

Finding the Fourth Proportional to 494,994.27, 683,091.91 and 268,639.77

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Solution

The fourth proportional to 494,994.27, 683,091.91 and 268,639.77 is: 370,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,994.27 : 683,091.91 = 268,639.77 : x
  2. Step 2: Convert to fraction form
    494,994.27/683,091.91 = 268,639.77/x
  3. Step 3: Cross multiply
    494,994.27x = 683,091.91 × 268,639.77
  4. Step 4: Simplify right side
    494,994.27x = 183,505,653,591.26
  5. Step 5: Solve for x
    x = 183,505,653,591.26/494,994.27
  6. Step 6: Final answer
    x = 370,722.78

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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.