Home / 494,732.69-682,732.43-268,378.19

Finding the Fourth Proportional to 494,732.69, 682,732.43 and 268,378.19

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Solution

The fourth proportional to 494,732.69, 682,732.43 and 268,378.19 is: 370,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,732.69 : 682,732.43 = 268,378.19 : x
  2. Step 2: Convert to fraction form
    494,732.69/682,732.43 = 268,378.19/x
  3. Step 3: Cross multiply
    494,732.69x = 682,732.43 × 268,378.19
  4. Step 4: Simplify right side
    494,732.69x = 183,230,493,817.70
  5. Step 5: Solve for x
    x = 183,230,493,817.70/494,732.69
  6. Step 6: Final answer
    x = 370,362.62

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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.