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Finding the Fourth Proportional to 336,331.20, 504,245.70 and 203,183.40

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Solution

The fourth proportional to 336,331.20, 504,245.70 and 203,183.40 is: 304,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,331.20 : 504,245.70 = 203,183.40 : x
  2. Step 2: Convert to fraction form
    336,331.20/504,245.70 = 203,183.40/x
  3. Step 3: Cross multiply
    336,331.20x = 504,245.70 × 203,183.40
  4. Step 4: Simplify right side
    336,331.20x = 102,454,355,761.38
  5. Step 5: Solve for x
    x = 102,454,355,761.38/336,331.20
  6. Step 6: Final answer
    x = 304,623.41

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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.