Home / 178,570-242,519

Finding the Third Proportional to 178,570 and 242,519

Calculator

Solution

The third proportional to 178,570 and 242,519 is: 329,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,570 : 242,519 = 242,519 : x
  2. Step 2: Convert to fraction form
    178,570/242,519 = 242,519/x
  3. Step 3: Cross multiply
    178,570x = 242,519 × 242,519
  4. Step 4: Simplify right side
    178,570x = 58,815,465,361
  5. Step 5: Solve for x
    x = 58,815,465,361/178,570
  6. Step 6: Final answer
    x = 329,369.24

Related Problems

Find third proportional to 89,285 and 121,259.50
Half scale
Find third proportional to 357,140 and 485,038
Double scale
Find third proportional to 178,572 and 242,522
Similar ratio
Find third proportional to 267,855 and 363,778.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.