Home / 193,008-420,000

Finding the Third Proportional to 193,008 and 420,000

Calculator

Solution

The third proportional to 193,008 and 420,000 is: 913,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,008 : 420,000 = 420,000 : x
  2. Step 2: Convert to fraction form
    193,008/420,000 = 420,000/x
  3. Step 3: Cross multiply
    193,008x = 420,000 × 420,000
  4. Step 4: Simplify right side
    193,008x = 176,400,000,000
  5. Step 5: Solve for x
    x = 176,400,000,000/193,008
  6. Step 6: Final answer
    x = 913,951.75

Related Problems

Find third proportional to 96,504 and 210,000
Half scale
Find third proportional to 386,016 and 840,000
Double scale
Find third proportional to 193,010 and 420,004
Similar ratio
Find third proportional to 289,512 and 630,000
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.