Home / 216,606-334,743

Finding the Third Proportional to 216,606 and 334,743

Calculator

Solution

The third proportional to 216,606 and 334,743 is: 517,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,606 : 334,743 = 334,743 : x
  2. Step 2: Convert to fraction form
    216,606/334,743 = 334,743/x
  3. Step 3: Cross multiply
    216,606x = 334,743 × 334,743
  4. Step 4: Simplify right side
    216,606x = 112,052,876,049
  5. Step 5: Solve for x
    x = 112,052,876,049/216,606
  6. Step 6: Final answer
    x = 517,311.97

Related Problems

Find third proportional to 108,303 and 167,371.50
Half scale
Find third proportional to 433,212 and 669,486
Double scale
Find third proportional to 216,608 and 334,746
Similar ratio
Find third proportional to 324,909 and 502,114.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.