Home / 423,216-655,848

Finding the Third Proportional to 423,216 and 655,848

Calculator

Solution

The third proportional to 423,216 and 655,848 is: 1,016,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,216 : 655,848 = 655,848 : x
  2. Step 2: Convert to fraction form
    423,216/655,848 = 655,848/x
  3. Step 3: Cross multiply
    423,216x = 655,848 × 655,848
  4. Step 4: Simplify right side
    423,216x = 430,136,599,104
  5. Step 5: Solve for x
    x = 430,136,599,104/423,216
  6. Step 6: Final answer
    x = 1,016,352.40

Related Problems

Find third proportional to 211,608 and 327,924
Half scale
Find third proportional to 846,432 and 1,311,696
Double scale
Find third proportional to 423,218 and 655,851
Similar ratio
Find third proportional to 634,824 and 983,772
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.