Home / 185,216-281,820

Finding the Third Proportional to 185,216 and 281,820

Calculator

Solution

The third proportional to 185,216 and 281,820 is: 428,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,216 : 281,820 = 281,820 : x
  2. Step 2: Convert to fraction form
    185,216/281,820 = 281,820/x
  3. Step 3: Cross multiply
    185,216x = 281,820 × 281,820
  4. Step 4: Simplify right side
    185,216x = 79,422,512,400
  5. Step 5: Solve for x
    x = 79,422,512,400/185,216
  6. Step 6: Final answer
    x = 428,810.21

Related Problems

Find third proportional to 92,608 and 140,910
Half scale
Find third proportional to 370,432 and 563,640
Double scale
Find third proportional to 185,218 and 281,823
Similar ratio
Find third proportional to 277,824 and 422,730
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.