Home / 144,944-311,316

Finding the Third Proportional to 144,944 and 311,316

Calculator

Solution

The third proportional to 144,944 and 311,316 is: 668,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,944 : 311,316 = 311,316 : x
  2. Step 2: Convert to fraction form
    144,944/311,316 = 311,316/x
  3. Step 3: Cross multiply
    144,944x = 311,316 × 311,316
  4. Step 4: Simplify right side
    144,944x = 96,917,651,856
  5. Step 5: Solve for x
    x = 96,917,651,856/144,944
  6. Step 6: Final answer
    x = 668,655.84

Related Problems

Find third proportional to 72,472 and 155,658
Half scale
Find third proportional to 289,888 and 622,632
Double scale
Find third proportional to 144,946 and 311,320
Similar ratio
Find third proportional to 217,416 and 466,974
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.