Home / 494,995.26-683,093.28-268,640.76

Finding the Fourth Proportional to 494,995.26, 683,093.28 and 268,640.76

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Solution

The fourth proportional to 494,995.26, 683,093.28 and 268,640.76 is: 370,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,995.26 : 683,093.28 = 268,640.76 : x
  2. Step 2: Convert to fraction form
    494,995.26/683,093.28 = 268,640.76/x
  3. Step 3: Cross multiply
    494,995.26x = 683,093.28 × 268,640.76
  4. Step 4: Simplify right side
    494,995.26x = 183,506,697,890.09
  5. Step 5: Solve for x
    x = 183,506,697,890.09/494,995.26
  6. Step 6: Final answer
    x = 370,724.15

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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.