Home / 211,194-429,721.50

Finding the Third Proportional to 211,194 and 429,721.50

Calculator

Solution

The third proportional to 211,194 and 429,721.50 is: 874,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,194 : 429,721.50 = 429,721.50 : x
  2. Step 2: Convert to fraction form
    211,194/429,721.50 = 429,721.50/x
  3. Step 3: Cross multiply
    211,194x = 429,721.50 × 429,721.50
  4. Step 4: Simplify right side
    211,194x = 184,660,567,562.25
  5. Step 5: Solve for x
    x = 184,660,567,562.25/211,194
  6. Step 6: Final answer
    x = 874,364.65

Related Problems

Find third proportional to 105,597 and 214,860.75
Half scale
Find third proportional to 422,388 and 859,443
Double scale
Find third proportional to 211,196 and 429,726
Similar ratio
Find third proportional to 316,791 and 644,582.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.