Home / 206,968-316,392

Finding the Third Proportional to 206,968 and 316,392

Calculator

Solution

The third proportional to 206,968 and 316,392 is: 483,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,968 : 316,392 = 316,392 : x
  2. Step 2: Convert to fraction form
    206,968/316,392 = 316,392/x
  3. Step 3: Cross multiply
    206,968x = 316,392 × 316,392
  4. Step 4: Simplify right side
    206,968x = 100,103,897,664
  5. Step 5: Solve for x
    x = 100,103,897,664/206,968
  6. Step 6: Final answer
    x = 483,668.48

Related Problems

Find third proportional to 103,484 and 158,196
Half scale
Find third proportional to 413,936 and 632,784
Double scale
Find third proportional to 206,970 and 316,395
Similar ratio
Find third proportional to 310,452 and 474,588
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.