Home / 325,690-717,644

Finding the Third Proportional to 325,690 and 717,644

Calculator

Solution

The third proportional to 325,690 and 717,644 is: 1,581,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,690 : 717,644 = 717,644 : x
  2. Step 2: Convert to fraction form
    325,690/717,644 = 717,644/x
  3. Step 3: Cross multiply
    325,690x = 717,644 × 717,644
  4. Step 4: Simplify right side
    325,690x = 515,012,910,736
  5. Step 5: Solve for x
    x = 515,012,910,736/325,690
  6. Step 6: Final answer
    x = 1,581,297.89

Related Problems

Find third proportional to 162,845 and 358,822
Half scale
Find third proportional to 651,380 and 1,435,288
Double scale
Find third proportional to 325,692 and 717,648
Similar ratio
Find third proportional to 488,535 and 1,076,466
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.