Home / 448,584-666,396

Finding the Third Proportional to 448,584 and 666,396

Calculator

Solution

The third proportional to 448,584 and 666,396 is: 989,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,584 : 666,396 = 666,396 : x
  2. Step 2: Convert to fraction form
    448,584/666,396 = 666,396/x
  3. Step 3: Cross multiply
    448,584x = 666,396 × 666,396
  4. Step 4: Simplify right side
    448,584x = 444,083,628,816
  5. Step 5: Solve for x
    x = 444,083,628,816/448,584
  6. Step 6: Final answer
    x = 989,967.61

Related Problems

Find third proportional to 224,292 and 333,198
Half scale
Find third proportional to 897,168 and 1,332,792
Double scale
Find third proportional to 448,586 and 666,399
Similar ratio
Find third proportional to 672,876 and 999,594
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.