Home / 298,272-451,752

Finding the Third Proportional to 298,272 and 451,752

Calculator

Solution

The third proportional to 298,272 and 451,752 is: 684,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,272 : 451,752 = 451,752 : x
  2. Step 2: Convert to fraction form
    298,272/451,752 = 451,752/x
  3. Step 3: Cross multiply
    298,272x = 451,752 × 451,752
  4. Step 4: Simplify right side
    298,272x = 204,079,869,504
  5. Step 5: Solve for x
    x = 204,079,869,504/298,272
  6. Step 6: Final answer
    x = 684,207.27

Related Problems

Find third proportional to 149,136 and 225,876
Half scale
Find third proportional to 596,544 and 903,504
Double scale
Find third proportional to 298,274 and 451,755
Similar ratio
Find third proportional to 447,408 and 677,628
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.