Home / 320,376-480,564

Finding the Third Proportional to 320,376 and 480,564

Calculator

Solution

The third proportional to 320,376 and 480,564 is: 720,846

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,376 : 480,564 = 480,564 : x
  2. Step 2: Convert to fraction form
    320,376/480,564 = 480,564/x
  3. Step 3: Cross multiply
    320,376x = 480,564 × 480,564
  4. Step 4: Simplify right side
    320,376x = 230,941,758,096
  5. Step 5: Solve for x
    x = 230,941,758,096/320,376
  6. Step 6: Final answer
    x = 720,846

Related Problems

Find third proportional to 160,188 and 240,282
Half scale
Find third proportional to 640,752 and 961,128
Double scale
Find third proportional to 320,378 and 480,567
Similar ratio
Find third proportional to 480,564 and 720,846
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.