Home / 467-620

Finding the Third Proportional to 467 and 620

Calculator

Solution

The third proportional to 467 and 620 is: 823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    467 : 620 = 620 : x
  2. Step 2: Convert to fraction form
    467/620 = 620/x
  3. Step 3: Cross multiply
    467x = 620 × 620
  4. Step 4: Simplify right side
    467x = 384,400
  5. Step 5: Solve for x
    x = 384,400/467
  6. Step 6: Final answer
    x = 823.13

Related Problems

Find third proportional to 233.50 and 310
Half scale
Find third proportional to 934 and 1,240
Double scale
Find third proportional to 469 and 623
Similar ratio
Find third proportional to 700.50 and 930
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.