Home / 221,512-334,572

Finding the Third Proportional to 221,512 and 334,572

Calculator

Solution

The third proportional to 221,512 and 334,572 is: 505,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,512 : 334,572 = 334,572 : x
  2. Step 2: Convert to fraction form
    221,512/334,572 = 334,572/x
  3. Step 3: Cross multiply
    221,512x = 334,572 × 334,572
  4. Step 4: Simplify right side
    221,512x = 111,938,423,184
  5. Step 5: Solve for x
    x = 111,938,423,184/221,512
  6. Step 6: Final answer
    x = 505,337.96

Related Problems

Find third proportional to 110,756 and 167,286
Half scale
Find third proportional to 443,024 and 669,144
Double scale
Find third proportional to 221,514 and 334,575
Similar ratio
Find third proportional to 332,268 and 501,858
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.