Home / 491,932.62-737,899.07-379,776.56

Finding the Fourth Proportional to 491,932.62, 737,899.07 and 379,776.56

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Solution

The fourth proportional to 491,932.62, 737,899.07 and 379,776.56 is: 569,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,932.62 : 737,899.07 = 379,776.56 : x
  2. Step 2: Convert to fraction form
    491,932.62/737,899.07 = 379,776.56/x
  3. Step 3: Cross multiply
    491,932.62x = 737,899.07 × 379,776.56
  4. Step 4: Simplify right side
    491,932.62x = 280,236,764,843.42
  5. Step 5: Solve for x
    x = 280,236,764,843.42/491,932.62
  6. Step 6: Final answer
    x = 569,664.94

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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.