Home / 245,136-385,194

Finding the Third Proportional to 245,136 and 385,194

Calculator

Solution

The third proportional to 245,136 and 385,194 is: 605,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,136 : 385,194 = 385,194 : x
  2. Step 2: Convert to fraction form
    245,136/385,194 = 385,194/x
  3. Step 3: Cross multiply
    245,136x = 385,194 × 385,194
  4. Step 4: Simplify right side
    245,136x = 148,374,417,636
  5. Step 5: Solve for x
    x = 148,374,417,636/245,136
  6. Step 6: Final answer
    x = 605,273.88

Related Problems

Find third proportional to 122,568 and 192,597
Half scale
Find third proportional to 490,272 and 770,388
Double scale
Find third proportional to 245,138 and 385,197
Similar ratio
Find third proportional to 367,704 and 577,791
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.