Home / 151,602-311,946

Finding the Third Proportional to 151,602 and 311,946

Calculator

Solution

The third proportional to 151,602 and 311,946 is: 641,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,602 : 311,946 = 311,946 : x
  2. Step 2: Convert to fraction form
    151,602/311,946 = 311,946/x
  3. Step 3: Cross multiply
    151,602x = 311,946 × 311,946
  4. Step 4: Simplify right side
    151,602x = 97,310,306,916
  5. Step 5: Solve for x
    x = 97,310,306,916/151,602
  6. Step 6: Final answer
    x = 641,880.10

Related Problems

Find third proportional to 75,801 and 155,973
Half scale
Find third proportional to 303,204 and 623,892
Double scale
Find third proportional to 151,604 and 311,950
Similar ratio
Find third proportional to 227,403 and 467,919
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.