Home / 305,220-443,952

Finding the Third Proportional to 305,220 and 443,952

Calculator

Solution

The third proportional to 305,220 and 443,952 is: 645,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,220 : 443,952 = 443,952 : x
  2. Step 2: Convert to fraction form
    305,220/443,952 = 443,952/x
  3. Step 3: Cross multiply
    305,220x = 443,952 × 443,952
  4. Step 4: Simplify right side
    305,220x = 197,093,378,304
  5. Step 5: Solve for x
    x = 197,093,378,304/305,220
  6. Step 6: Final answer
    x = 645,742.02

Related Problems

Find third proportional to 152,610 and 221,976
Half scale
Find third proportional to 610,440 and 887,904
Double scale
Find third proportional to 305,222 and 443,955
Similar ratio
Find third proportional to 457,830 and 665,928
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.