Home / 409,000-874,863

Finding the Third Proportional to 409,000 and 874,863

Calculator

Solution

The third proportional to 409,000 and 874,863 is: 1,871,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,000 : 874,863 = 874,863 : x
  2. Step 2: Convert to fraction form
    409,000/874,863 = 874,863/x
  3. Step 3: Cross multiply
    409,000x = 874,863 × 874,863
  4. Step 4: Simplify right side
    409,000x = 765,385,268,769
  5. Step 5: Solve for x
    x = 765,385,268,769/409,000
  6. Step 6: Final answer
    x = 1,871,357.63

Related Problems

Find third proportional to 204,500 and 437,431.50
Half scale
Find third proportional to 818,000 and 1,749,726
Double scale
Find third proportional to 409,002 and 874,867
Similar ratio
Find third proportional to 613,500 and 1,312,294.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.