Home / 275,299-609,556

Finding the Third Proportional to 275,299 and 609,556

Calculator

Solution

The third proportional to 275,299 and 609,556 is: 1,349,654.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,299 : 609,556 = 609,556 : x
  2. Step 2: Convert to fraction form
    275,299/609,556 = 609,556/x
  3. Step 3: Cross multiply
    275,299x = 609,556 × 609,556
  4. Step 4: Simplify right side
    275,299x = 371,558,517,136
  5. Step 5: Solve for x
    x = 371,558,517,136/275,299
  6. Step 6: Final answer
    x = 1,349,654.44

Related Problems

Find third proportional to 137,649.50 and 304,778
Half scale
Find third proportional to 550,598 and 1,219,112
Double scale
Find third proportional to 275,301 and 609,560
Similar ratio
Find third proportional to 412,948.50 and 914,334
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.