Home / 361,422.09-498,773.39-200,261.97

Finding the Fourth Proportional to 361,422.09, 498,773.39 and 200,261.97

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Solution

The fourth proportional to 361,422.09, 498,773.39 and 200,261.97 is: 276,367.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,422.09 : 498,773.39 = 200,261.97 : x
  2. Step 2: Convert to fraction form
    361,422.09/498,773.39 = 200,261.97/x
  3. Step 3: Cross multiply
    361,422.09x = 498,773.39 × 200,261.97
  4. Step 4: Simplify right side
    361,422.09x = 99,885,340,663.67
  5. Step 5: Solve for x
    x = 99,885,340,663.67/361,422.09
  6. Step 6: Final answer
    x = 276,367.56

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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.