Home / 204,355-303,615

Finding the Third Proportional to 204,355 and 303,615

Calculator

Solution

The third proportional to 204,355 and 303,615 is: 451,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,355 : 303,615 = 303,615 : x
  2. Step 2: Convert to fraction form
    204,355/303,615 = 303,615/x
  3. Step 3: Cross multiply
    204,355x = 303,615 × 303,615
  4. Step 4: Simplify right side
    204,355x = 92,182,068,225
  5. Step 5: Solve for x
    x = 92,182,068,225/204,355
  6. Step 6: Final answer
    x = 451,087.90

Related Problems

Find third proportional to 102,177.50 and 151,807.50
Half scale
Find third proportional to 408,710 and 607,230
Double scale
Find third proportional to 204,357 and 303,618
Similar ratio
Find third proportional to 306,532.50 and 455,422.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.