Home / 296,578-699,814

Finding the Third Proportional to 296,578 and 699,814

Calculator

Solution

The third proportional to 296,578 and 699,814 is: 1,651,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,578 : 699,814 = 699,814 : x
  2. Step 2: Convert to fraction form
    296,578/699,814 = 699,814/x
  3. Step 3: Cross multiply
    296,578x = 699,814 × 699,814
  4. Step 4: Simplify right side
    296,578x = 489,739,634,596
  5. Step 5: Solve for x
    x = 489,739,634,596/296,578
  6. Step 6: Final answer
    x = 1,651,301.29

Related Problems

Find third proportional to 148,289 and 349,907
Half scale
Find third proportional to 593,156 and 1,399,628
Double scale
Find third proportional to 296,580 and 699,819
Similar ratio
Find third proportional to 444,867 and 1,049,721
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.