Home / 387,806-837,882

Finding the Third Proportional to 387,806 and 837,882

Calculator

Solution

The third proportional to 387,806 and 837,882 is: 1,810,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,806 : 837,882 = 837,882 : x
  2. Step 2: Convert to fraction form
    387,806/837,882 = 837,882/x
  3. Step 3: Cross multiply
    387,806x = 837,882 × 837,882
  4. Step 4: Simplify right side
    387,806x = 702,046,245,924
  5. Step 5: Solve for x
    x = 702,046,245,924/387,806
  6. Step 6: Final answer
    x = 1,810,302.69

Related Problems

Find third proportional to 193,903 and 418,941
Half scale
Find third proportional to 775,612 and 1,675,764
Double scale
Find third proportional to 387,808 and 837,886
Similar ratio
Find third proportional to 581,709 and 1,256,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.