Home / 494,676.72-682,635.60-268,317.36

Finding the Fourth Proportional to 494,676.72, 682,635.60 and 268,317.36

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Solution

The fourth proportional to 494,676.72, 682,635.60 and 268,317.36 is: 370,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,676.72 : 682,635.60 = 268,317.36 : x
  2. Step 2: Convert to fraction form
    494,676.72/682,635.60 = 268,317.36/x
  3. Step 3: Cross multiply
    494,676.72x = 682,635.60 × 268,317.36
  4. Step 4: Simplify right side
    494,676.72x = 183,162,982,034.02
  5. Step 5: Solve for x
    x = 183,162,982,034.02/494,676.72
  6. Step 6: Final answer
    x = 370,268.05

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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.