Home / 339,444-731,484

Finding the Third Proportional to 339,444 and 731,484

Calculator

Solution

The third proportional to 339,444 and 731,484 is: 1,576,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,444 : 731,484 = 731,484 : x
  2. Step 2: Convert to fraction form
    339,444/731,484 = 731,484/x
  3. Step 3: Cross multiply
    339,444x = 731,484 × 731,484
  4. Step 4: Simplify right side
    339,444x = 535,068,842,256
  5. Step 5: Solve for x
    x = 535,068,842,256/339,444
  6. Step 6: Final answer
    x = 1,576,309.62

Related Problems

Find third proportional to 169,722 and 365,742
Half scale
Find third proportional to 678,888 and 1,462,968
Double scale
Find third proportional to 339,446 and 731,488
Similar ratio
Find third proportional to 509,166 and 1,097,226
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.