Home / 228,722-339,756

Finding the Third Proportional to 228,722 and 339,756

Calculator

Solution

The third proportional to 228,722 and 339,756 is: 504,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,722 : 339,756 = 339,756 : x
  2. Step 2: Convert to fraction form
    228,722/339,756 = 339,756/x
  3. Step 3: Cross multiply
    228,722x = 339,756 × 339,756
  4. Step 4: Simplify right side
    228,722x = 115,434,139,536
  5. Step 5: Solve for x
    x = 115,434,139,536/228,722
  6. Step 6: Final answer
    x = 504,691.89

Related Problems

Find third proportional to 114,361 and 169,878
Half scale
Find third proportional to 457,444 and 679,512
Double scale
Find third proportional to 228,724 and 339,759
Similar ratio
Find third proportional to 343,083 and 509,634
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.