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Finding the Fourth Proportional to 222,292.58, 332,722.89 and 146,453.72

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Solution

The fourth proportional to 222,292.58, 332,722.89 and 146,453.72 is: 219,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,292.58 : 332,722.89 = 146,453.72 : x
  2. Step 2: Convert to fraction form
    222,292.58/332,722.89 = 146,453.72/x
  3. Step 3: Cross multiply
    222,292.58x = 332,722.89 × 146,453.72
  4. Step 4: Simplify right side
    222,292.58x = 48,728,503,306.04
  5. Step 5: Solve for x
    x = 48,728,503,306.04/222,292.58
  6. Step 6: Final answer
    x = 219,208.87

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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.