Home / 324.90-449.01-266.58

Finding the Fourth Proportional to 324.90, 449.01 and 266.58

Calculator

Solution

The fourth proportional to 324.90, 449.01 and 266.58 is: 368.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    324.90 : 449.01 = 266.58 : x
  2. Step 2: Convert to fraction form
    324.90/449.01 = 266.58/x
  3. Step 3: Cross multiply
    324.90x = 449.01 × 266.58
  4. Step 4: Simplify right side
    324.90x = 119,697.09
  5. Step 5: Solve for x
    x = 119,697.09/324.90
  6. Step 6: Final answer
    x = 368.41

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.