Home / 306,364-665,035

Finding the Third Proportional to 306,364 and 665,035

Calculator

Solution

The third proportional to 306,364 and 665,035 is: 1,443,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,364 : 665,035 = 665,035 : x
  2. Step 2: Convert to fraction form
    306,364/665,035 = 665,035/x
  3. Step 3: Cross multiply
    306,364x = 665,035 × 665,035
  4. Step 4: Simplify right side
    306,364x = 442,271,551,225
  5. Step 5: Solve for x
    x = 442,271,551,225/306,364
  6. Step 6: Final answer
    x = 1,443,614.63

Related Problems

Find third proportional to 153,182 and 332,517.50
Half scale
Find third proportional to 612,728 and 1,330,070
Double scale
Find third proportional to 306,366 and 665,039
Similar ratio
Find third proportional to 459,546 and 997,552.50
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.