Home / 453,712-635,790

Finding the Third Proportional to 453,712 and 635,790

Calculator

Solution

The third proportional to 453,712 and 635,790 is: 890,937.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,712 : 635,790 = 635,790 : x
  2. Step 2: Convert to fraction form
    453,712/635,790 = 635,790/x
  3. Step 3: Cross multiply
    453,712x = 635,790 × 635,790
  4. Step 4: Simplify right side
    453,712x = 404,228,924,100
  5. Step 5: Solve for x
    x = 404,228,924,100/453,712
  6. Step 6: Final answer
    x = 890,937.26

Related Problems

Find third proportional to 226,856 and 317,895
Half scale
Find third proportional to 907,424 and 1,271,580
Double scale
Find third proportional to 453,714 and 635,793
Similar ratio
Find third proportional to 680,568 and 953,685
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.