Home / 336,128-723,230

Finding the Third Proportional to 336,128 and 723,230

Calculator

Solution

The third proportional to 336,128 and 723,230 is: 1,556,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,128 : 723,230 = 723,230 : x
  2. Step 2: Convert to fraction form
    336,128/723,230 = 723,230/x
  3. Step 3: Cross multiply
    336,128x = 723,230 × 723,230
  4. Step 4: Simplify right side
    336,128x = 523,061,632,900
  5. Step 5: Solve for x
    x = 523,061,632,900/336,128
  6. Step 6: Final answer
    x = 1,556,138.24

Related Problems

Find third proportional to 168,064 and 361,615
Half scale
Find third proportional to 672,256 and 1,446,460
Double scale
Find third proportional to 336,130 and 723,234
Similar ratio
Find third proportional to 504,192 and 1,084,845
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.