Home / 221,672-334,836

Finding the Third Proportional to 221,672 and 334,836

Calculator

Solution

The third proportional to 221,672 and 334,836 is: 505,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,672 : 334,836 = 334,836 : x
  2. Step 2: Convert to fraction form
    221,672/334,836 = 334,836/x
  3. Step 3: Cross multiply
    221,672x = 334,836 × 334,836
  4. Step 4: Simplify right side
    221,672x = 112,115,146,896
  5. Step 5: Solve for x
    x = 112,115,146,896/221,672
  6. Step 6: Final answer
    x = 505,770.45

Related Problems

Find third proportional to 110,836 and 167,418
Half scale
Find third proportional to 443,344 and 669,672
Double scale
Find third proportional to 221,674 and 334,839
Similar ratio
Find third proportional to 332,508 and 502,254
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.