Home / 136,432-295,280

Finding the Third Proportional to 136,432 and 295,280

Calculator

Solution

The third proportional to 136,432 and 295,280 is: 639,074.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,432 : 295,280 = 295,280 : x
  2. Step 2: Convert to fraction form
    136,432/295,280 = 295,280/x
  3. Step 3: Cross multiply
    136,432x = 295,280 × 295,280
  4. Step 4: Simplify right side
    136,432x = 87,190,278,400
  5. Step 5: Solve for x
    x = 87,190,278,400/136,432
  6. Step 6: Final answer
    x = 639,074.99

Related Problems

Find third proportional to 68,216 and 147,640
Half scale
Find third proportional to 272,864 and 590,560
Double scale
Find third proportional to 136,434 and 295,284
Similar ratio
Find third proportional to 204,648 and 442,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.