Home / 145,464-313,872

Finding the Third Proportional to 145,464 and 313,872

Calculator

Solution

The third proportional to 145,464 and 313,872 is: 677,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,464 : 313,872 = 313,872 : x
  2. Step 2: Convert to fraction form
    145,464/313,872 = 313,872/x
  3. Step 3: Cross multiply
    145,464x = 313,872 × 313,872
  4. Step 4: Simplify right side
    145,464x = 98,515,632,384
  5. Step 5: Solve for x
    x = 98,515,632,384/145,464
  6. Step 6: Final answer
    x = 677,250.95

Related Problems

Find third proportional to 72,732 and 156,936
Half scale
Find third proportional to 290,928 and 627,744
Double scale
Find third proportional to 145,466 and 313,876
Similar ratio
Find third proportional to 218,196 and 470,808
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.