Home / 150,903-311,526

Finding the Third Proportional to 150,903 and 311,526

Calculator

Solution

The third proportional to 150,903 and 311,526 is: 643,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,903 : 311,526 = 311,526 : x
  2. Step 2: Convert to fraction form
    150,903/311,526 = 311,526/x
  3. Step 3: Cross multiply
    150,903x = 311,526 × 311,526
  4. Step 4: Simplify right side
    150,903x = 97,048,448,676
  5. Step 5: Solve for x
    x = 97,048,448,676/150,903
  6. Step 6: Final answer
    x = 643,118.09

Related Problems

Find third proportional to 75,451.50 and 155,763
Half scale
Find third proportional to 301,806 and 623,052
Double scale
Find third proportional to 150,905 and 311,530
Similar ratio
Find third proportional to 226,354.50 and 467,289
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.