Home / 218,376-327,564

Finding the Third Proportional to 218,376 and 327,564

Calculator

Solution

The third proportional to 218,376 and 327,564 is: 491,346

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,376 : 327,564 = 327,564 : x
  2. Step 2: Convert to fraction form
    218,376/327,564 = 327,564/x
  3. Step 3: Cross multiply
    218,376x = 327,564 × 327,564
  4. Step 4: Simplify right side
    218,376x = 107,298,174,096
  5. Step 5: Solve for x
    x = 107,298,174,096/218,376
  6. Step 6: Final answer
    x = 491,346

Related Problems

Find third proportional to 109,188 and 163,782
Half scale
Find third proportional to 436,752 and 655,128
Double scale
Find third proportional to 218,378 and 327,567
Similar ratio
Find third proportional to 327,564 and 491,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.