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Finding the Fourth Proportional to 361,240.74, 498,516.21 and 200,098.26

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Solution

The fourth proportional to 361,240.74, 498,516.21 and 200,098.26 is: 276,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,240.74 : 498,516.21 = 200,098.26 : x
  2. Step 2: Convert to fraction form
    361,240.74/498,516.21 = 200,098.26/x
  3. Step 3: Cross multiply
    361,240.74x = 498,516.21 × 200,098.26
  4. Step 4: Simplify right side
    361,240.74x = 99,752,226,202.79
  5. Step 5: Solve for x
    x = 99,752,226,202.79/361,240.74
  6. Step 6: Final answer
    x = 276,137.81

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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.