Home / 998.33-1,496.07-449.15

Finding the Fourth Proportional to 998.33, 1,496.07 and 449.15

Calculator

Solution

The fourth proportional to 998.33, 1,496.07 and 449.15 is: 673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    998.33 : 1,496.07 = 449.15 : x
  2. Step 2: Convert to fraction form
    998.33/1,496.07 = 449.15/x
  3. Step 3: Cross multiply
    998.33x = 1,496.07 × 449.15
  4. Step 4: Simplify right side
    998.33x = 671,952.36
  5. Step 5: Solve for x
    x = 671,952.36/998.33
  6. Step 6: Final answer
    x = 673.08

Related Problems

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.