Home / 149,426-323,740

Finding the Third Proportional to 149,426 and 323,740

Calculator

Solution

The third proportional to 149,426 and 323,740 is: 701,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,426 : 323,740 = 323,740 : x
  2. Step 2: Convert to fraction form
    149,426/323,740 = 323,740/x
  3. Step 3: Cross multiply
    149,426x = 323,740 × 323,740
  4. Step 4: Simplify right side
    149,426x = 104,807,587,600
  5. Step 5: Solve for x
    x = 104,807,587,600/149,426
  6. Step 6: Final answer
    x = 701,401.28

Related Problems

Find third proportional to 74,713 and 161,870
Half scale
Find third proportional to 298,852 and 647,480
Double scale
Find third proportional to 149,428 and 323,744
Similar ratio
Find third proportional to 224,139 and 485,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.