Home / 121,062-258,594

Finding the Third Proportional to 121,062 and 258,594

Calculator

Solution

The third proportional to 121,062 and 258,594 is: 552,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,062 : 258,594 = 258,594 : x
  2. Step 2: Convert to fraction form
    121,062/258,594 = 258,594/x
  3. Step 3: Cross multiply
    121,062x = 258,594 × 258,594
  4. Step 4: Simplify right side
    121,062x = 66,870,856,836
  5. Step 5: Solve for x
    x = 66,870,856,836/121,062
  6. Step 6: Final answer
    x = 552,368.68

Related Problems

Find third proportional to 60,531 and 129,297
Half scale
Find third proportional to 242,124 and 517,188
Double scale
Find third proportional to 121,064 and 258,598
Similar ratio
Find third proportional to 181,593 and 387,891
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.