Home / 277,120-416,910

Finding the Third Proportional to 277,120 and 416,910

Calculator

Solution

The third proportional to 277,120 and 416,910 is: 627,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,120 : 416,910 = 416,910 : x
  2. Step 2: Convert to fraction form
    277,120/416,910 = 416,910/x
  3. Step 3: Cross multiply
    277,120x = 416,910 × 416,910
  4. Step 4: Simplify right side
    277,120x = 173,813,948,100
  5. Step 5: Solve for x
    x = 173,813,948,100/277,120
  6. Step 6: Final answer
    x = 627,215.46

Related Problems

Find third proportional to 138,560 and 208,455
Half scale
Find third proportional to 554,240 and 833,820
Double scale
Find third proportional to 277,122 and 416,913
Similar ratio
Find third proportional to 415,680 and 625,365
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.