Home / 203,496-311,316

Finding the Third Proportional to 203,496 and 311,316

Calculator

Solution

The third proportional to 203,496 and 311,316 is: 476,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,496 : 311,316 = 311,316 : x
  2. Step 2: Convert to fraction form
    203,496/311,316 = 311,316/x
  3. Step 3: Cross multiply
    203,496x = 311,316 × 311,316
  4. Step 4: Simplify right side
    203,496x = 96,917,651,856
  5. Step 5: Solve for x
    x = 96,917,651,856/203,496
  6. Step 6: Final answer
    x = 476,263.18

Related Problems

Find third proportional to 101,748 and 155,658
Half scale
Find third proportional to 406,992 and 622,632
Double scale
Find third proportional to 203,498 and 311,319
Similar ratio
Find third proportional to 305,244 and 466,974
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.