Home / 161,874-355,644

Finding the Third Proportional to 161,874 and 355,644

Calculator

Solution

The third proportional to 161,874 and 355,644 is: 781,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,874 : 355,644 = 355,644 : x
  2. Step 2: Convert to fraction form
    161,874/355,644 = 355,644/x
  3. Step 3: Cross multiply
    161,874x = 355,644 × 355,644
  4. Step 4: Simplify right side
    161,874x = 126,482,654,736
  5. Step 5: Solve for x
    x = 126,482,654,736/161,874
  6. Step 6: Final answer
    x = 781,364.86

Related Problems

Find third proportional to 80,937 and 177,822
Half scale
Find third proportional to 323,748 and 711,288
Double scale
Find third proportional to 161,876 and 355,648
Similar ratio
Find third proportional to 242,811 and 533,466
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.