Home / 302,512-660,426

Finding the Third Proportional to 302,512 and 660,426

Calculator

Solution

The third proportional to 302,512 and 660,426 is: 1,441,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,512 : 660,426 = 660,426 : x
  2. Step 2: Convert to fraction form
    302,512/660,426 = 660,426/x
  3. Step 3: Cross multiply
    302,512x = 660,426 × 660,426
  4. Step 4: Simplify right side
    302,512x = 436,162,501,476
  5. Step 5: Solve for x
    x = 436,162,501,476/302,512
  6. Step 6: Final answer
    x = 1,441,802.31

Related Problems

Find third proportional to 151,256 and 330,213
Half scale
Find third proportional to 605,024 and 1,320,852
Double scale
Find third proportional to 302,514 and 660,430
Similar ratio
Find third proportional to 453,768 and 990,639
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.