Home / 165,560-253,676

Finding the Third Proportional to 165,560 and 253,676

Calculator

Solution

The third proportional to 165,560 and 253,676 is: 388,689.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,560 : 253,676 = 253,676 : x
  2. Step 2: Convert to fraction form
    165,560/253,676 = 253,676/x
  3. Step 3: Cross multiply
    165,560x = 253,676 × 253,676
  4. Step 4: Simplify right side
    165,560x = 64,351,512,976
  5. Step 5: Solve for x
    x = 64,351,512,976/165,560
  6. Step 6: Final answer
    x = 388,689.98

Related Problems

Find third proportional to 82,780 and 126,838
Half scale
Find third proportional to 331,120 and 507,352
Double scale
Find third proportional to 165,562 and 253,679
Similar ratio
Find third proportional to 248,340 and 380,514
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.