Home / 1,318-1,703

Finding the Third Proportional to 1,318 and 1,703

Calculator

Solution

The third proportional to 1,318 and 1,703 is: 2,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318 : 1,703 = 1,703 : x
  2. Step 2: Convert to fraction form
    1,318/1,703 = 1,703/x
  3. Step 3: Cross multiply
    1,318x = 1,703 × 1,703
  4. Step 4: Simplify right side
    1,318x = 2,900,209
  5. Step 5: Solve for x
    x = 2,900,209/1,318
  6. Step 6: Final answer
    x = 2,200.46

Related Problems

Find third proportional to 659 and 851.50
Half scale
Find third proportional to 2,636 and 3,406
Double scale
Find third proportional to 1,320 and 1,706
Similar ratio
Find third proportional to 1,977 and 2,554.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.