Home / 180,280-261,124

Finding the Third Proportional to 180,280 and 261,124

Calculator

Solution

The third proportional to 180,280 and 261,124 is: 378,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,280 : 261,124 = 261,124 : x
  2. Step 2: Convert to fraction form
    180,280/261,124 = 261,124/x
  3. Step 3: Cross multiply
    180,280x = 261,124 × 261,124
  4. Step 4: Simplify right side
    180,280x = 68,185,743,376
  5. Step 5: Solve for x
    x = 68,185,743,376/180,280
  6. Step 6: Final answer
    x = 378,221.34

Related Problems

Find third proportional to 90,140 and 130,562
Half scale
Find third proportional to 360,560 and 522,248
Double scale
Find third proportional to 180,282 and 261,127
Similar ratio
Find third proportional to 270,420 and 391,686
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.