Home / 198,992-429,488

Finding the Third Proportional to 198,992 and 429,488

Calculator

Solution

The third proportional to 198,992 and 429,488 is: 926,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,992 : 429,488 = 429,488 : x
  2. Step 2: Convert to fraction form
    198,992/429,488 = 429,488/x
  3. Step 3: Cross multiply
    198,992x = 429,488 × 429,488
  4. Step 4: Simplify right side
    198,992x = 184,459,942,144
  5. Step 5: Solve for x
    x = 184,459,942,144/198,992
  6. Step 6: Final answer
    x = 926,971.65

Related Problems

Find third proportional to 99,496 and 214,744
Half scale
Find third proportional to 397,984 and 858,976
Double scale
Find third proportional to 198,994 and 429,492
Similar ratio
Find third proportional to 298,488 and 644,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.