Home / 494,730.69-682,729.67-268,376.19

Finding the Fourth Proportional to 494,730.69, 682,729.67 and 268,376.19

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Solution

The fourth proportional to 494,730.69, 682,729.67 and 268,376.19 is: 370,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,730.69 : 682,729.67 = 268,376.19 : x
  2. Step 2: Convert to fraction form
    494,730.69/682,729.67 = 268,376.19/x
  3. Step 3: Cross multiply
    494,730.69x = 682,729.67 × 268,376.19
  4. Step 4: Simplify right side
    494,730.69x = 183,228,386,292.68
  5. Step 5: Solve for x
    x = 183,228,386,292.68/494,730.69
  6. Step 6: Final answer
    x = 370,359.85

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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.