Home / 165,806-355,271

Finding the Third Proportional to 165,806 and 355,271

Calculator

Solution

The third proportional to 165,806 and 355,271 is: 761,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,806 : 355,271 = 355,271 : x
  2. Step 2: Convert to fraction form
    165,806/355,271 = 355,271/x
  3. Step 3: Cross multiply
    165,806x = 355,271 × 355,271
  4. Step 4: Simplify right side
    165,806x = 126,217,483,441
  5. Step 5: Solve for x
    x = 126,217,483,441/165,806
  6. Step 6: Final answer
    x = 761,235.92

Related Problems

Find third proportional to 82,903 and 177,635.50
Half scale
Find third proportional to 331,612 and 710,542
Double scale
Find third proportional to 165,808 and 355,275
Similar ratio
Find third proportional to 248,709 and 532,906.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.