Home / 494,595.60-682,542.72-268,241.28

Finding the Fourth Proportional to 494,595.60, 682,542.72 and 268,241.28

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Solution

The fourth proportional to 494,595.60, 682,542.72 and 268,241.28 is: 370,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,595.60 : 682,542.72 = 268,241.28 : x
  2. Step 2: Convert to fraction form
    494,595.60/682,542.72 = 268,241.28/x
  3. Step 3: Cross multiply
    494,595.60x = 682,542.72 × 268,241.28
  4. Step 4: Simplify right side
    494,595.60x = 183,086,132,867.48
  5. Step 5: Solve for x
    x = 183,086,132,867.48/494,595.60
  6. Step 6: Final answer
    x = 370,173.40

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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.