Home / 361,914.55-499,501.96-200,821.48

Finding the Fourth Proportional to 361,914.55, 499,501.96 and 200,821.48

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Solution

The fourth proportional to 361,914.55, 499,501.96 and 200,821.48 is: 277,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,914.55 : 499,501.96 = 200,821.48 : x
  2. Step 2: Convert to fraction form
    361,914.55/499,501.96 = 200,821.48/x
  3. Step 3: Cross multiply
    361,914.55x = 499,501.96 × 200,821.48
  4. Step 4: Simplify right side
    361,914.55x = 100,310,721,119.29
  5. Step 5: Solve for x
    x = 100,310,721,119.29/361,914.55
  6. Step 6: Final answer
    x = 277,166.87

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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.