Home / 667,441.62-1,001,161.80-268,082.46

Finding the Fourth Proportional to 667,441.62, 1,001,161.80 and 268,082.46

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Solution

The fourth proportional to 667,441.62, 1,001,161.80 and 268,082.46 is: 402,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,441.62 : 1,001,161.80 = 268,082.46 : x
  2. Step 2: Convert to fraction form
    667,441.62/1,001,161.80 = 268,082.46/x
  3. Step 3: Cross multiply
    667,441.62x = 1,001,161.80 × 268,082.46
  4. Step 4: Simplify right side
    667,441.62x = 268,393,918,202.03
  5. Step 5: Solve for x
    x = 268,393,918,202.03/667,441.62
  6. Step 6: Final answer
    x = 402,123.44

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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.