Home / 515,962-743,181

Finding the Third Proportional to 515,962 and 743,181

Calculator

Solution

The third proportional to 515,962 and 743,181 is: 1,070,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,962 : 743,181 = 743,181 : x
  2. Step 2: Convert to fraction form
    515,962/743,181 = 743,181/x
  3. Step 3: Cross multiply
    515,962x = 743,181 × 743,181
  4. Step 4: Simplify right side
    515,962x = 552,317,998,761
  5. Step 5: Solve for x
    x = 552,317,998,761/515,962
  6. Step 6: Final answer
    x = 1,070,462.55

Related Problems

Find third proportional to 257,981 and 371,590.50
Half scale
Find third proportional to 1,031,924 and 1,486,362
Double scale
Find third proportional to 515,964 and 743,184
Similar ratio
Find third proportional to 773,943 and 1,114,771.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.