Home / 402,372-837,804

Finding the Third Proportional to 402,372 and 837,804

Calculator

Solution

The third proportional to 402,372 and 837,804 is: 1,744,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,372 : 837,804 = 837,804 : x
  2. Step 2: Convert to fraction form
    402,372/837,804 = 837,804/x
  3. Step 3: Cross multiply
    402,372x = 837,804 × 837,804
  4. Step 4: Simplify right side
    402,372x = 701,915,542,416
  5. Step 5: Solve for x
    x = 701,915,542,416/402,372
  6. Step 6: Final answer
    x = 1,744,444.30

Related Problems

Find third proportional to 201,186 and 418,902
Half scale
Find third proportional to 804,744 and 1,675,608
Double scale
Find third proportional to 402,374 and 837,808
Similar ratio
Find third proportional to 603,558 and 1,256,706
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.