Home / 494,932.92-683,009.22-268,578.36

Finding the Fourth Proportional to 494,932.92, 683,009.22 and 268,578.36

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Solution

The fourth proportional to 494,932.92, 683,009.22 and 268,578.36 is: 370,639.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,932.92 : 683,009.22 = 268,578.36 : x
  2. Step 2: Convert to fraction form
    494,932.92/683,009.22 = 268,578.36/x
  3. Step 3: Cross multiply
    494,932.92x = 683,009.22 × 268,578.36
  4. Step 4: Simplify right side
    494,932.92x = 183,441,496,172.48
  5. Step 5: Solve for x
    x = 183,441,496,172.48/494,932.92
  6. Step 6: Final answer
    x = 370,639.11

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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.