Home / 550,476-775,170

Finding the Third Proportional to 550,476 and 775,170

Calculator

Solution

The third proportional to 550,476 and 775,170 is: 1,091,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,476 : 775,170 = 775,170 : x
  2. Step 2: Convert to fraction form
    550,476/775,170 = 775,170/x
  3. Step 3: Cross multiply
    550,476x = 775,170 × 775,170
  4. Step 4: Simplify right side
    550,476x = 600,888,528,900
  5. Step 5: Solve for x
    x = 600,888,528,900/550,476
  6. Step 6: Final answer
    x = 1,091,579.89

Related Problems

Find third proportional to 275,238 and 387,585
Half scale
Find third proportional to 1,100,952 and 1,550,340
Double scale
Find third proportional to 550,478 and 775,173
Similar ratio
Find third proportional to 825,714 and 1,162,755
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.