Home / 212,256-446,391

Finding the Third Proportional to 212,256 and 446,391

Calculator

Solution

The third proportional to 212,256 and 446,391 is: 938,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,256 : 446,391 = 446,391 : x
  2. Step 2: Convert to fraction form
    212,256/446,391 = 446,391/x
  3. Step 3: Cross multiply
    212,256x = 446,391 × 446,391
  4. Step 4: Simplify right side
    212,256x = 199,264,924,881
  5. Step 5: Solve for x
    x = 199,264,924,881/212,256
  6. Step 6: Final answer
    x = 938,795.25

Related Problems

Find third proportional to 106,128 and 223,195.50
Half scale
Find third proportional to 424,512 and 892,782
Double scale
Find third proportional to 212,258 and 446,395
Similar ratio
Find third proportional to 318,384 and 669,586.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.