Home / 634,928-864,648

Finding the Third Proportional to 634,928 and 864,648

Calculator

Solution

The third proportional to 634,928 and 864,648 is: 1,177,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,928 : 864,648 = 864,648 : x
  2. Step 2: Convert to fraction form
    634,928/864,648 = 864,648/x
  3. Step 3: Cross multiply
    634,928x = 864,648 × 864,648
  4. Step 4: Simplify right side
    634,928x = 747,616,163,904
  5. Step 5: Solve for x
    x = 747,616,163,904/634,928
  6. Step 6: Final answer
    x = 1,177,481.80

Related Problems

Find third proportional to 317,464 and 432,324
Half scale
Find third proportional to 1,269,856 and 1,729,296
Double scale
Find third proportional to 634,930 and 864,651
Similar ratio
Find third proportional to 952,392 and 1,296,972
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.