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Finding the Fourth Proportional to 224,232.20, 336,129.60 and 200,612.60

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Solution

The fourth proportional to 224,232.20, 336,129.60 and 200,612.60 is: 300,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,232.20 : 336,129.60 = 200,612.60 : x
  2. Step 2: Convert to fraction form
    224,232.20/336,129.60 = 200,612.60/x
  3. Step 3: Cross multiply
    224,232.20x = 336,129.60 × 200,612.60
  4. Step 4: Simplify right side
    224,232.20x = 67,431,832,992.96
  5. Step 5: Solve for x
    x = 67,431,832,992.96/224,232.20
  6. Step 6: Final answer
    x = 300,723.24

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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.