Home / 494,747.72-682,750.44-268,393.28

Finding the Fourth Proportional to 494,747.72, 682,750.44 and 268,393.28

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Solution

The fourth proportional to 494,747.72, 682,750.44 and 268,393.28 is: 370,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,747.72 : 682,750.44 = 268,393.28 : x
  2. Step 2: Convert to fraction form
    494,747.72/682,750.44 = 268,393.28/x
  3. Step 3: Cross multiply
    494,747.72x = 682,750.44 × 268,393.28
  4. Step 4: Simplify right side
    494,747.72x = 183,245,630,013.04
  5. Step 5: Solve for x
    x = 183,245,630,013.04/494,747.72
  6. Step 6: Final answer
    x = 370,381.96

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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.