Home / 361,721.27-499,151.01-200,570.35

Finding the Fourth Proportional to 361,721.27, 499,151.01 and 200,570.35

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Solution

The fourth proportional to 361,721.27, 499,151.01 and 200,570.35 is: 276,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,721.27 : 499,151.01 = 200,570.35 : x
  2. Step 2: Convert to fraction form
    361,721.27/499,151.01 = 200,570.35/x
  3. Step 3: Cross multiply
    361,721.27x = 499,151.01 × 200,570.35
  4. Step 4: Simplify right side
    361,721.27x = 100,114,890,282.80
  5. Step 5: Solve for x
    x = 100,114,890,282.80/361,721.27
  6. Step 6: Final answer
    x = 276,773.58

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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.