Home / 204,102-316,800

Finding the Third Proportional to 204,102 and 316,800

Calculator

Solution

The third proportional to 204,102 and 316,800 is: 491,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,102 : 316,800 = 316,800 : x
  2. Step 2: Convert to fraction form
    204,102/316,800 = 316,800/x
  3. Step 3: Cross multiply
    204,102x = 316,800 × 316,800
  4. Step 4: Simplify right side
    204,102x = 100,362,240,000
  5. Step 5: Solve for x
    x = 100,362,240,000/204,102
  6. Step 6: Final answer
    x = 491,725.90

Related Problems

Find third proportional to 102,051 and 158,400
Half scale
Find third proportional to 408,204 and 633,600
Double scale
Find third proportional to 204,104 and 316,803
Similar ratio
Find third proportional to 306,153 and 475,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.