Home / 149,972-326,188

Finding the Third Proportional to 149,972 and 326,188

Calculator

Solution

The third proportional to 149,972 and 326,188 is: 709,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,972 : 326,188 = 326,188 : x
  2. Step 2: Convert to fraction form
    149,972/326,188 = 326,188/x
  3. Step 3: Cross multiply
    149,972x = 326,188 × 326,188
  4. Step 4: Simplify right side
    149,972x = 106,398,611,344
  5. Step 5: Solve for x
    x = 106,398,611,344/149,972
  6. Step 6: Final answer
    x = 709,456.51

Related Problems

Find third proportional to 74,986 and 163,094
Half scale
Find third proportional to 299,944 and 652,376
Double scale
Find third proportional to 149,974 and 326,192
Similar ratio
Find third proportional to 224,958 and 489,282
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.