Home / 320,508-700,551

Finding the Third Proportional to 320,508 and 700,551

Calculator

Solution

The third proportional to 320,508 and 700,551 is: 1,531,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,508 : 700,551 = 700,551 : x
  2. Step 2: Convert to fraction form
    320,508/700,551 = 700,551/x
  3. Step 3: Cross multiply
    320,508x = 700,551 × 700,551
  4. Step 4: Simplify right side
    320,508x = 490,771,703,601
  5. Step 5: Solve for x
    x = 490,771,703,601/320,508
  6. Step 6: Final answer
    x = 1,531,230.74

Related Problems

Find third proportional to 160,254 and 350,275.50
Half scale
Find third proportional to 641,016 and 1,401,102
Double scale
Find third proportional to 320,510 and 700,555
Similar ratio
Find third proportional to 480,762 and 1,050,826.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.