Home / 494,920-682,991.68-268,567.04

Finding the Fourth Proportional to 494,920, 682,991.68 and 268,567.04

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Solution

The fourth proportional to 494,920, 682,991.68 and 268,567.04 is: 370,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,920 : 682,991.68 = 268,567.04 : x
  2. Step 2: Convert to fraction form
    494,920/682,991.68 = 268,567.04/x
  3. Step 3: Cross multiply
    494,920x = 682,991.68 × 268,567.04
  4. Step 4: Simplify right side
    494,920x = 183,429,053,842.23
  5. Step 5: Solve for x
    x = 183,429,053,842.23/494,920
  6. Step 6: Final answer
    x = 370,623.64

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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.