Home / 406,480-603,824

Finding the Third Proportional to 406,480 and 603,824

Calculator

Solution

The third proportional to 406,480 and 603,824 is: 896,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,480 : 603,824 = 603,824 : x
  2. Step 2: Convert to fraction form
    406,480/603,824 = 603,824/x
  3. Step 3: Cross multiply
    406,480x = 603,824 × 603,824
  4. Step 4: Simplify right side
    406,480x = 364,603,422,976
  5. Step 5: Solve for x
    x = 364,603,422,976/406,480
  6. Step 6: Final answer
    x = 896,977.52

Related Problems

Find third proportional to 203,240 and 301,912
Half scale
Find third proportional to 812,960 and 1,207,648
Double scale
Find third proportional to 406,482 and 603,827
Similar ratio
Find third proportional to 609,720 and 905,736
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.