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Finding the Fourth Proportional to 222,767.10, 334,150.65 and 200,216.70

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Solution

The fourth proportional to 222,767.10, 334,150.65 and 200,216.70 is: 300,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,767.10 : 334,150.65 = 200,216.70 : x
  2. Step 2: Convert to fraction form
    222,767.10/334,150.65 = 200,216.70/x
  3. Step 3: Cross multiply
    222,767.10x = 334,150.65 × 200,216.70
  4. Step 4: Simplify right side
    222,767.10x = 66,902,540,445.86
  5. Step 5: Solve for x
    x = 66,902,540,445.86/222,767.10
  6. Step 6: Final answer
    x = 300,325.05

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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.