Home / 121,370-264,043

Finding the Third Proportional to 121,370 and 264,043

Calculator

Solution

The third proportional to 121,370 and 264,043 is: 574,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,370 : 264,043 = 264,043 : x
  2. Step 2: Convert to fraction form
    121,370/264,043 = 264,043/x
  3. Step 3: Cross multiply
    121,370x = 264,043 × 264,043
  4. Step 4: Simplify right side
    121,370x = 69,718,705,849
  5. Step 5: Solve for x
    x = 69,718,705,849/121,370
  6. Step 6: Final answer
    x = 574,431.13

Related Problems

Find third proportional to 60,685 and 132,021.50
Half scale
Find third proportional to 242,740 and 528,086
Double scale
Find third proportional to 121,372 and 264,047
Similar ratio
Find third proportional to 182,055 and 396,064.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.