Home / 230,126-310,916

Finding the Third Proportional to 230,126 and 310,916

Calculator

Solution

The third proportional to 230,126 and 310,916 is: 420,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,126 : 310,916 = 310,916 : x
  2. Step 2: Convert to fraction form
    230,126/310,916 = 310,916/x
  3. Step 3: Cross multiply
    230,126x = 310,916 × 310,916
  4. Step 4: Simplify right side
    230,126x = 96,668,759,056
  5. Step 5: Solve for x
    x = 96,668,759,056/230,126
  6. Step 6: Final answer
    x = 420,068.83

Related Problems

Find third proportional to 115,063 and 155,458
Half scale
Find third proportional to 460,252 and 621,832
Double scale
Find third proportional to 230,128 and 310,919
Similar ratio
Find third proportional to 345,189 and 466,374
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.