Home / 299,664-654,550

Finding the Third Proportional to 299,664 and 654,550

Calculator

Solution

The third proportional to 299,664 and 654,550 is: 1,429,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,664 : 654,550 = 654,550 : x
  2. Step 2: Convert to fraction form
    299,664/654,550 = 654,550/x
  3. Step 3: Cross multiply
    299,664x = 654,550 × 654,550
  4. Step 4: Simplify right side
    299,664x = 428,435,702,500
  5. Step 5: Solve for x
    x = 428,435,702,500/299,664
  6. Step 6: Final answer
    x = 1,429,720.30

Related Problems

Find third proportional to 149,832 and 327,275
Half scale
Find third proportional to 599,328 and 1,309,100
Double scale
Find third proportional to 299,666 and 654,554
Similar ratio
Find third proportional to 449,496 and 981,825
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.