Home / 123,709-275,750

Finding the Third Proportional to 123,709 and 275,750

Calculator

Solution

The third proportional to 123,709 and 275,750 is: 614,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,709 : 275,750 = 275,750 : x
  2. Step 2: Convert to fraction form
    123,709/275,750 = 275,750/x
  3. Step 3: Cross multiply
    123,709x = 275,750 × 275,750
  4. Step 4: Simplify right side
    123,709x = 76,038,062,500
  5. Step 5: Solve for x
    x = 76,038,062,500/123,709
  6. Step 6: Final answer
    x = 614,652.63

Related Problems

Find third proportional to 61,854.50 and 137,875
Half scale
Find third proportional to 247,418 and 551,500
Double scale
Find third proportional to 123,711 and 275,754
Similar ratio
Find third proportional to 185,563.50 and 413,625
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.