Home / 252,855-378,567

Finding the Third Proportional to 252,855 and 378,567

Calculator

Solution

The third proportional to 252,855 and 378,567 is: 566,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,855 : 378,567 = 378,567 : x
  2. Step 2: Convert to fraction form
    252,855/378,567 = 378,567/x
  3. Step 3: Cross multiply
    252,855x = 378,567 × 378,567
  4. Step 4: Simplify right side
    252,855x = 143,312,973,489
  5. Step 5: Solve for x
    x = 143,312,973,489/252,855
  6. Step 6: Final answer
    x = 566,779.27

Related Problems

Find third proportional to 126,427.50 and 189,283.50
Half scale
Find third proportional to 505,710 and 757,134
Double scale
Find third proportional to 252,857 and 378,570
Similar ratio
Find third proportional to 379,282.50 and 567,850.50
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.