Home / 339,799-731,669

Finding the Third Proportional to 339,799 and 731,669

Calculator

Solution

The third proportional to 339,799 and 731,669 is: 1,575,459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,799 : 731,669 = 731,669 : x
  2. Step 2: Convert to fraction form
    339,799/731,669 = 731,669/x
  3. Step 3: Cross multiply
    339,799x = 731,669 × 731,669
  4. Step 4: Simplify right side
    339,799x = 535,339,525,561
  5. Step 5: Solve for x
    x = 535,339,525,561/339,799
  6. Step 6: Final answer
    x = 1,575,459.39

Related Problems

Find third proportional to 169,899.50 and 365,834.50
Half scale
Find third proportional to 679,598 and 1,463,338
Double scale
Find third proportional to 339,801 and 731,673
Similar ratio
Find third proportional to 509,698.50 and 1,097,503.50
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.