Home / 250,628-388,518

Finding the Third Proportional to 250,628 and 388,518

Calculator

Solution

The third proportional to 250,628 and 388,518 is: 602,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,628 : 388,518 = 388,518 : x
  2. Step 2: Convert to fraction form
    250,628/388,518 = 388,518/x
  3. Step 3: Cross multiply
    250,628x = 388,518 × 388,518
  4. Step 4: Simplify right side
    250,628x = 150,946,236,324
  5. Step 5: Solve for x
    x = 150,946,236,324/250,628
  6. Step 6: Final answer
    x = 602,272.04

Related Problems

Find third proportional to 125,314 and 194,259
Half scale
Find third proportional to 501,256 and 777,036
Double scale
Find third proportional to 250,630 and 388,521
Similar ratio
Find third proportional to 375,942 and 582,777
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.