Home / 103,456-220,480

Finding the Third Proportional to 103,456 and 220,480

Calculator

Solution

The third proportional to 103,456 and 220,480 is: 469,875.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,456 : 220,480 = 220,480 : x
  2. Step 2: Convert to fraction form
    103,456/220,480 = 220,480/x
  3. Step 3: Cross multiply
    103,456x = 220,480 × 220,480
  4. Step 4: Simplify right side
    103,456x = 48,611,430,400
  5. Step 5: Solve for x
    x = 48,611,430,400/103,456
  6. Step 6: Final answer
    x = 469,875.41

Related Problems

Find third proportional to 51,728 and 110,240
Half scale
Find third proportional to 206,912 and 440,960
Double scale
Find third proportional to 103,458 and 220,484
Similar ratio
Find third proportional to 155,184 and 330,720
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.