Home / 425,520-635,268

Finding the Third Proportional to 425,520 and 635,268

Calculator

Solution

The third proportional to 425,520 and 635,268 is: 948,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,520 : 635,268 = 635,268 : x
  2. Step 2: Convert to fraction form
    425,520/635,268 = 635,268/x
  3. Step 3: Cross multiply
    425,520x = 635,268 × 635,268
  4. Step 4: Simplify right side
    425,520x = 403,565,431,824
  5. Step 5: Solve for x
    x = 403,565,431,824/425,520
  6. Step 6: Final answer
    x = 948,405.32

Related Problems

Find third proportional to 212,760 and 317,634
Half scale
Find third proportional to 851,040 and 1,270,536
Double scale
Find third proportional to 425,522 and 635,271
Similar ratio
Find third proportional to 638,280 and 952,902
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.