Home / 172,712-374,944

Finding the Third Proportional to 172,712 and 374,944

Calculator

Solution

The third proportional to 172,712 and 374,944 is: 813,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,712 : 374,944 = 374,944 : x
  2. Step 2: Convert to fraction form
    172,712/374,944 = 374,944/x
  3. Step 3: Cross multiply
    172,712x = 374,944 × 374,944
  4. Step 4: Simplify right side
    172,712x = 140,583,003,136
  5. Step 5: Solve for x
    x = 140,583,003,136/172,712
  6. Step 6: Final answer
    x = 813,973.57

Related Problems

Find third proportional to 86,356 and 187,472
Half scale
Find third proportional to 345,424 and 749,888
Double scale
Find third proportional to 172,714 and 374,948
Similar ratio
Find third proportional to 259,068 and 562,416
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.