Home / 361,243.40-498,532.30-200,098.43

Finding the Fourth Proportional to 361,243.40, 498,532.30 and 200,098.43

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Solution

The fourth proportional to 361,243.40, 498,532.30 and 200,098.43 is: 276,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,243.40 : 498,532.30 = 200,098.43 : x
  2. Step 2: Convert to fraction form
    361,243.40/498,532.30 = 200,098.43/x
  3. Step 3: Cross multiply
    361,243.40x = 498,532.30 × 200,098.43
  4. Step 4: Simplify right side
    361,243.40x = 99,755,530,534.29
  5. Step 5: Solve for x
    x = 99,755,530,534.29/361,243.40
  6. Step 6: Final answer
    x = 276,144.92

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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.