Home / 491,723-738,207.06-301,716.60

Finding the Fourth Proportional to 491,723, 738,207.06 and 301,716.60

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Solution

The fourth proportional to 491,723, 738,207.06 and 301,716.60 is: 452,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,723 : 738,207.06 = 301,716.60 : x
  2. Step 2: Convert to fraction form
    491,723/738,207.06 = 301,716.60/x
  3. Step 3: Cross multiply
    491,723x = 738,207.06 × 301,716.60
  4. Step 4: Simplify right side
    491,723x = 222,729,324,239.20
  5. Step 5: Solve for x
    x = 222,729,324,239.20/491,723
  6. Step 6: Final answer
    x = 452,956.90

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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.