Home / 295,622-648,478

Finding the Third Proportional to 295,622 and 648,478

Calculator

Solution

The third proportional to 295,622 and 648,478 is: 1,422,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,622 : 648,478 = 648,478 : x
  2. Step 2: Convert to fraction form
    295,622/648,478 = 648,478/x
  3. Step 3: Cross multiply
    295,622x = 648,478 × 648,478
  4. Step 4: Simplify right side
    295,622x = 420,523,716,484
  5. Step 5: Solve for x
    x = 420,523,716,484/295,622
  6. Step 6: Final answer
    x = 1,422,504.81

Related Problems

Find third proportional to 147,811 and 324,239
Half scale
Find third proportional to 591,244 and 1,296,956
Double scale
Find third proportional to 295,624 and 648,482
Similar ratio
Find third proportional to 443,433 and 972,717
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.