Home / 121,394-264,928

Finding the Third Proportional to 121,394 and 264,928

Calculator

Solution

The third proportional to 121,394 and 264,928 is: 578,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,394 : 264,928 = 264,928 : x
  2. Step 2: Convert to fraction form
    121,394/264,928 = 264,928/x
  3. Step 3: Cross multiply
    121,394x = 264,928 × 264,928
  4. Step 4: Simplify right side
    121,394x = 70,186,845,184
  5. Step 5: Solve for x
    x = 70,186,845,184/121,394
  6. Step 6: Final answer
    x = 578,173.92

Related Problems

Find third proportional to 60,697 and 132,464
Half scale
Find third proportional to 242,788 and 529,856
Double scale
Find third proportional to 121,396 and 264,932
Similar ratio
Find third proportional to 182,091 and 397,392
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.