Home / 834.75-1,669.50

Finding the Third Proportional to 834.75 and 1,669.50

Calculator

Solution

The third proportional to 834.75 and 1,669.50 is: 3,339

Step by Step Solution

  1. Step 1: Write the proportion equation
    834.75 : 1,669.50 = 1,669.50 : x
  2. Step 2: Convert to fraction form
    834.75/1,669.50 = 1,669.50/x
  3. Step 3: Cross multiply
    834.75x = 1,669.50 × 1,669.50
  4. Step 4: Simplify right side
    834.75x = 2,787,230.25
  5. Step 5: Solve for x
    x = 2,787,230.25/834.75
  6. Step 6: Final answer
    x = 3,339

Related Problems

Find third proportional to 417.38 and 834.75
Half scale
Find third proportional to 1,669.50 and 3,339
Double scale
Find third proportional to 837 and 1,674
Similar ratio
Find third proportional to 1,252.13 and 2,504.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.