Home / 324,000-664,032

Finding the Third Proportional to 324,000 and 664,032

Calculator

Solution

The third proportional to 324,000 and 664,032 is: 1,360,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,000 : 664,032 = 664,032 : x
  2. Step 2: Convert to fraction form
    324,000/664,032 = 664,032/x
  3. Step 3: Cross multiply
    324,000x = 664,032 × 664,032
  4. Step 4: Simplify right side
    324,000x = 440,938,497,024
  5. Step 5: Solve for x
    x = 440,938,497,024/324,000
  6. Step 6: Final answer
    x = 1,360,921.29

Related Problems

Find third proportional to 162,000 and 332,016
Half scale
Find third proportional to 648,000 and 1,328,064
Double scale
Find third proportional to 324,002 and 664,036
Similar ratio
Find third proportional to 486,000 and 996,048
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.