Home / 211,680-324,262

Finding the Third Proportional to 211,680 and 324,262

Calculator

Solution

The third proportional to 211,680 and 324,262 is: 496,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,680 : 324,262 = 324,262 : x
  2. Step 2: Convert to fraction form
    211,680/324,262 = 324,262/x
  3. Step 3: Cross multiply
    211,680x = 324,262 × 324,262
  4. Step 4: Simplify right side
    211,680x = 105,145,844,644
  5. Step 5: Solve for x
    x = 105,145,844,644/211,680
  6. Step 6: Final answer
    x = 496,720.73

Related Problems

Find third proportional to 105,840 and 162,131
Half scale
Find third proportional to 423,360 and 648,524
Double scale
Find third proportional to 211,682 and 324,265
Similar ratio
Find third proportional to 317,520 and 486,393
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.