Home / 494,623.38-682,518.21-293,380.50

Finding the Fourth Proportional to 494,623.38, 682,518.21 and 293,380.50

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Solution

The fourth proportional to 494,623.38, 682,518.21 and 293,380.50 is: 404,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,623.38 : 682,518.21 = 293,380.50 : x
  2. Step 2: Convert to fraction form
    494,623.38/682,518.21 = 293,380.50/x
  3. Step 3: Cross multiply
    494,623.38x = 682,518.21 × 293,380.50
  4. Step 4: Simplify right side
    494,623.38x = 200,237,533,708.91
  5. Step 5: Solve for x
    x = 200,237,533,708.91/494,623.38
  6. Step 6: Final answer
    x = 404,828.28

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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.