Home / 314,100-697,860

Finding the Third Proportional to 314,100 and 697,860

Calculator

Solution

The third proportional to 314,100 and 697,860 is: 1,550,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,100 : 697,860 = 697,860 : x
  2. Step 2: Convert to fraction form
    314,100/697,860 = 697,860/x
  3. Step 3: Cross multiply
    314,100x = 697,860 × 697,860
  4. Step 4: Simplify right side
    314,100x = 487,008,579,600
  5. Step 5: Solve for x
    x = 487,008,579,600/314,100
  6. Step 6: Final answer
    x = 1,550,488.95

Related Problems

Find third proportional to 157,050 and 348,930
Half scale
Find third proportional to 628,200 and 1,395,720
Double scale
Find third proportional to 314,102 and 697,864
Similar ratio
Find third proportional to 471,150 and 1,046,790
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.