Home / 135,036-290,846

Finding the Third Proportional to 135,036 and 290,846

Calculator

Solution

The third proportional to 135,036 and 290,846 is: 626,435.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,036 : 290,846 = 290,846 : x
  2. Step 2: Convert to fraction form
    135,036/290,846 = 290,846/x
  3. Step 3: Cross multiply
    135,036x = 290,846 × 290,846
  4. Step 4: Simplify right side
    135,036x = 84,591,395,716
  5. Step 5: Solve for x
    x = 84,591,395,716/135,036
  6. Step 6: Final answer
    x = 626,435.88

Related Problems

Find third proportional to 67,518 and 145,423
Half scale
Find third proportional to 270,072 and 581,692
Double scale
Find third proportional to 135,038 and 290,850
Similar ratio
Find third proportional to 202,554 and 436,269
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.