Home / 201,510-423,696

Finding the Third Proportional to 201,510 and 423,696

Calculator

Solution

The third proportional to 201,510 and 423,696 is: 890,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,510 : 423,696 = 423,696 : x
  2. Step 2: Convert to fraction form
    201,510/423,696 = 423,696/x
  3. Step 3: Cross multiply
    201,510x = 423,696 × 423,696
  4. Step 4: Simplify right side
    201,510x = 179,518,300,416
  5. Step 5: Solve for x
    x = 179,518,300,416/201,510
  6. Step 6: Final answer
    x = 890,865.47

Related Problems

Find third proportional to 100,755 and 211,848
Half scale
Find third proportional to 403,020 and 847,392
Double scale
Find third proportional to 201,512 and 423,700
Similar ratio
Find third proportional to 302,265 and 635,544
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.