Home / 417,272-627,904

Finding the Third Proportional to 417,272 and 627,904

Calculator

Solution

The third proportional to 417,272 and 627,904 is: 944,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,272 : 627,904 = 627,904 : x
  2. Step 2: Convert to fraction form
    417,272/627,904 = 627,904/x
  3. Step 3: Cross multiply
    417,272x = 627,904 × 627,904
  4. Step 4: Simplify right side
    417,272x = 394,263,433,216
  5. Step 5: Solve for x
    x = 394,263,433,216/417,272
  6. Step 6: Final answer
    x = 944,859.55

Related Problems

Find third proportional to 208,636 and 313,952
Half scale
Find third proportional to 834,544 and 1,255,808
Double scale
Find third proportional to 417,274 and 627,907
Similar ratio
Find third proportional to 625,908 and 941,856
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.