Home / 419,904-637,632

Finding the Third Proportional to 419,904 and 637,632

Calculator

Solution

The third proportional to 419,904 and 637,632 is: 968,256

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904 : 637,632 = 637,632 : x
  2. Step 2: Convert to fraction form
    419,904/637,632 = 637,632/x
  3. Step 3: Cross multiply
    419,904x = 637,632 × 637,632
  4. Step 4: Simplify right side
    419,904x = 406,574,567,424
  5. Step 5: Solve for x
    x = 406,574,567,424/419,904
  6. Step 6: Final answer
    x = 968,256

Related Problems

Find third proportional to 209,952 and 318,816
Half scale
Find third proportional to 839,808 and 1,275,264
Double scale
Find third proportional to 419,906 and 637,635
Similar ratio
Find third proportional to 629,856 and 956,448
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.