Home / 448.89-673.08-217.59

Finding the Fourth Proportional to 448.89, 673.08 and 217.59

Calculator

Solution

The fourth proportional to 448.89, 673.08 and 217.59 is: 326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.89 : 673.08 = 217.59 : x
  2. Step 2: Convert to fraction form
    448.89/673.08 = 217.59/x
  3. Step 3: Cross multiply
    448.89x = 673.08 × 217.59
  4. Step 4: Simplify right side
    448.89x = 146,455.48
  5. Step 5: Solve for x
    x = 146,455.48/448.89
  6. Step 6: Final answer
    x = 326.26

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.