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Finding the Fourth Proportional to 222,320.20, 333,480.30 and 203,949.40

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Solution

The fourth proportional to 222,320.20, 333,480.30 and 203,949.40 is: 305,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,320.20 : 333,480.30 = 203,949.40 : x
  2. Step 2: Convert to fraction form
    222,320.20/333,480.30 = 203,949.40/x
  3. Step 3: Cross multiply
    222,320.20x = 333,480.30 × 203,949.40
  4. Step 4: Simplify right side
    222,320.20x = 68,013,107,096.82
  5. Step 5: Solve for x
    x = 68,013,107,096.82/222,320.20
  6. Step 6: Final answer
    x = 305,924.10

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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.