Home / 132,867-286,605

Finding the Third Proportional to 132,867 and 286,605

Calculator

Solution

The third proportional to 132,867 and 286,605 is: 618,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,867 : 286,605 = 286,605 : x
  2. Step 2: Convert to fraction form
    132,867/286,605 = 286,605/x
  3. Step 3: Cross multiply
    132,867x = 286,605 × 286,605
  4. Step 4: Simplify right side
    132,867x = 82,142,426,025
  5. Step 5: Solve for x
    x = 82,142,426,025/132,867
  6. Step 6: Final answer
    x = 618,230.46

Related Problems

Find third proportional to 66,433.50 and 143,302.50
Half scale
Find third proportional to 265,734 and 573,210
Double scale
Find third proportional to 132,869 and 286,609
Similar ratio
Find third proportional to 199,300.50 and 429,907.50
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.