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Finding the Fourth Proportional to 200,466.87, 300,662.69 and 100,600.26

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Solution

The fourth proportional to 200,466.87, 300,662.69 and 100,600.26 is: 150,881.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,466.87 : 300,662.69 = 100,600.26 : x
  2. Step 2: Convert to fraction form
    200,466.87/300,662.69 = 100,600.26/x
  3. Step 3: Cross multiply
    200,466.87x = 300,662.69 × 100,600.26
  4. Step 4: Simplify right side
    200,466.87x = 30,246,744,283.30
  5. Step 5: Solve for x
    x = 30,246,744,283.30/200,466.87
  6. Step 6: Final answer
    x = 150,881.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.