Home / 361,530.28-498,910.48-200,383.75

Finding the Fourth Proportional to 361,530.28, 498,910.48 and 200,383.75

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Solution

The fourth proportional to 361,530.28, 498,910.48 and 200,383.75 is: 276,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,530.28 : 498,910.48 = 200,383.75 : x
  2. Step 2: Convert to fraction form
    361,530.28/498,910.48 = 200,383.75/x
  3. Step 3: Cross multiply
    361,530.28x = 498,910.48 × 200,383.75
  4. Step 4: Simplify right side
    361,530.28x = 99,973,552,896.70
  5. Step 5: Solve for x
    x = 99,973,552,896.70/361,530.28
  6. Step 6: Final answer
    x = 276,528.85

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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.