Home / 216,852-521,773

Finding the Third Proportional to 216,852 and 521,773

Calculator

Solution

The third proportional to 216,852 and 521,773 is: 1,255,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,852 : 521,773 = 521,773 : x
  2. Step 2: Convert to fraction form
    216,852/521,773 = 521,773/x
  3. Step 3: Cross multiply
    216,852x = 521,773 × 521,773
  4. Step 4: Simplify right side
    216,852x = 272,247,063,529
  5. Step 5: Solve for x
    x = 272,247,063,529/216,852
  6. Step 6: Final answer
    x = 1,255,451.02

Related Problems

Find third proportional to 108,426 and 260,886.50
Half scale
Find third proportional to 433,704 and 1,043,546
Double scale
Find third proportional to 216,854 and 521,778
Similar ratio
Find third proportional to 325,278 and 782,659.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.