Home / 360,690-560,699

Finding the Third Proportional to 360,690 and 560,699

Calculator

Solution

The third proportional to 360,690 and 560,699 is: 871,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,690 : 560,699 = 560,699 : x
  2. Step 2: Convert to fraction form
    360,690/560,699 = 560,699/x
  3. Step 3: Cross multiply
    360,690x = 560,699 × 560,699
  4. Step 4: Simplify right side
    360,690x = 314,383,368,601
  5. Step 5: Solve for x
    x = 314,383,368,601/360,690
  6. Step 6: Final answer
    x = 871,616.54

Related Problems

Find third proportional to 180,345 and 280,349.50
Half scale
Find third proportional to 721,380 and 1,121,398
Double scale
Find third proportional to 360,692 and 560,702
Similar ratio
Find third proportional to 541,035 and 841,048.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.