Home / 407,673-864,682

Finding the Third Proportional to 407,673 and 864,682

Calculator

Solution

The third proportional to 407,673 and 864,682 is: 1,834,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,673 : 864,682 = 864,682 : x
  2. Step 2: Convert to fraction form
    407,673/864,682 = 864,682/x
  3. Step 3: Cross multiply
    407,673x = 864,682 × 864,682
  4. Step 4: Simplify right side
    407,673x = 747,674,961,124
  5. Step 5: Solve for x
    x = 747,674,961,124/407,673
  6. Step 6: Final answer
    x = 1,834,006.57

Related Problems

Find third proportional to 203,836.50 and 432,341
Half scale
Find third proportional to 815,346 and 1,729,364
Double scale
Find third proportional to 407,675 and 864,686
Similar ratio
Find third proportional to 611,509.50 and 1,297,023
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.