Home / 149,283-219,519

Finding the Third Proportional to 149,283 and 219,519

Calculator

Solution

The third proportional to 149,283 and 219,519 is: 322,800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,283 : 219,519 = 219,519 : x
  2. Step 2: Convert to fraction form
    149,283/219,519 = 219,519/x
  3. Step 3: Cross multiply
    149,283x = 219,519 × 219,519
  4. Step 4: Simplify right side
    149,283x = 48,188,591,361
  5. Step 5: Solve for x
    x = 48,188,591,361/149,283
  6. Step 6: Final answer
    x = 322,800.26

Related Problems

Find third proportional to 74,641.50 and 109,759.50
Half scale
Find third proportional to 298,566 and 439,038
Double scale
Find third proportional to 149,285 and 219,522
Similar ratio
Find third proportional to 223,924.50 and 329,278.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.