Home / 330,060-721,944

Finding the Third Proportional to 330,060 and 721,944

Calculator

Solution

The third proportional to 330,060 and 721,944 is: 1,579,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,060 : 721,944 = 721,944 : x
  2. Step 2: Convert to fraction form
    330,060/721,944 = 721,944/x
  3. Step 3: Cross multiply
    330,060x = 721,944 × 721,944
  4. Step 4: Simplify right side
    330,060x = 521,203,139,136
  5. Step 5: Solve for x
    x = 521,203,139,136/330,060
  6. Step 6: Final answer
    x = 1,579,116.34

Related Problems

Find third proportional to 165,030 and 360,972
Half scale
Find third proportional to 660,120 and 1,443,888
Double scale
Find third proportional to 330,062 and 721,948
Similar ratio
Find third proportional to 495,090 and 1,082,916
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.