Home / 410,882-576,915

Finding the Third Proportional to 410,882 and 576,915

Calculator

Solution

The third proportional to 410,882 and 576,915 is: 810,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,882 : 576,915 = 576,915 : x
  2. Step 2: Convert to fraction form
    410,882/576,915 = 576,915/x
  3. Step 3: Cross multiply
    410,882x = 576,915 × 576,915
  4. Step 4: Simplify right side
    410,882x = 332,830,917,225
  5. Step 5: Solve for x
    x = 332,830,917,225/410,882
  6. Step 6: Final answer
    x = 810,040.15

Related Problems

Find third proportional to 205,441 and 288,457.50
Half scale
Find third proportional to 821,764 and 1,153,830
Double scale
Find third proportional to 410,884 and 576,918
Similar ratio
Find third proportional to 616,323 and 865,372.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.