Home / 494,797.49-682,817.69-268,438.13

Finding the Fourth Proportional to 494,797.49, 682,817.69 and 268,438.13

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Solution

The fourth proportional to 494,797.49, 682,817.69 and 268,438.13 is: 370,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,797.49 : 682,817.69 = 268,438.13 : x
  2. Step 2: Convert to fraction form
    494,797.49/682,817.69 = 268,438.13/x
  3. Step 3: Cross multiply
    494,797.49x = 682,817.69 × 268,438.13
  4. Step 4: Simplify right side
    494,797.49x = 183,294,302,492.33
  5. Step 5: Solve for x
    x = 183,294,302,492.33/494,797.49
  6. Step 6: Final answer
    x = 370,443.07

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1.5x scale

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.