Home / 303,110-660,492

Finding the Third Proportional to 303,110 and 660,492

Calculator

Solution

The third proportional to 303,110 and 660,492 is: 1,439,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,110 : 660,492 = 660,492 : x
  2. Step 2: Convert to fraction form
    303,110/660,492 = 660,492/x
  3. Step 3: Cross multiply
    303,110x = 660,492 × 660,492
  4. Step 4: Simplify right side
    303,110x = 436,249,682,064
  5. Step 5: Solve for x
    x = 436,249,682,064/303,110
  6. Step 6: Final answer
    x = 1,439,245.43

Related Problems

Find third proportional to 151,555 and 330,246
Half scale
Find third proportional to 606,220 and 1,320,984
Double scale
Find third proportional to 303,112 and 660,496
Similar ratio
Find third proportional to 454,665 and 990,738
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.