Home / 313,074-677,196

Finding the Third Proportional to 313,074 and 677,196

Calculator

Solution

The third proportional to 313,074 and 677,196 is: 1,464,811.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,074 : 677,196 = 677,196 : x
  2. Step 2: Convert to fraction form
    313,074/677,196 = 677,196/x
  3. Step 3: Cross multiply
    313,074x = 677,196 × 677,196
  4. Step 4: Simplify right side
    313,074x = 458,594,422,416
  5. Step 5: Solve for x
    x = 458,594,422,416/313,074
  6. Step 6: Final answer
    x = 1,464,811.59

Related Problems

Find third proportional to 156,537 and 338,598
Half scale
Find third proportional to 626,148 and 1,354,392
Double scale
Find third proportional to 313,076 and 677,200
Similar ratio
Find third proportional to 469,611 and 1,015,794
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.