Home / 305,256-663,042

Finding the Third Proportional to 305,256 and 663,042

Calculator

Solution

The third proportional to 305,256 and 663,042 is: 1,440,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,256 : 663,042 = 663,042 : x
  2. Step 2: Convert to fraction form
    305,256/663,042 = 663,042/x
  3. Step 3: Cross multiply
    305,256x = 663,042 × 663,042
  4. Step 4: Simplify right side
    305,256x = 439,624,693,764
  5. Step 5: Solve for x
    x = 439,624,693,764/305,256
  6. Step 6: Final answer
    x = 1,440,183.63

Related Problems

Find third proportional to 152,628 and 331,521
Half scale
Find third proportional to 610,512 and 1,326,084
Double scale
Find third proportional to 305,258 and 663,046
Similar ratio
Find third proportional to 457,884 and 994,563
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.