Home / 198,738-300,675

Finding the Third Proportional to 198,738 and 300,675

Calculator

Solution

The third proportional to 198,738 and 300,675 is: 454,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,738 : 300,675 = 300,675 : x
  2. Step 2: Convert to fraction form
    198,738/300,675 = 300,675/x
  3. Step 3: Cross multiply
    198,738x = 300,675 × 300,675
  4. Step 4: Simplify right side
    198,738x = 90,405,455,625
  5. Step 5: Solve for x
    x = 90,405,455,625/198,738
  6. Step 6: Final answer
    x = 454,897.68

Related Problems

Find third proportional to 99,369 and 150,337.50
Half scale
Find third proportional to 397,476 and 601,350
Double scale
Find third proportional to 198,740 and 300,678
Similar ratio
Find third proportional to 298,107 and 451,012.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.