Home / 199,312-438,008

Finding the Third Proportional to 199,312 and 438,008

Calculator

Solution

The third proportional to 199,312 and 438,008 is: 962,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,312 : 438,008 = 438,008 : x
  2. Step 2: Convert to fraction form
    199,312/438,008 = 438,008/x
  3. Step 3: Cross multiply
    199,312x = 438,008 × 438,008
  4. Step 4: Simplify right side
    199,312x = 191,851,008,064
  5. Step 5: Solve for x
    x = 191,851,008,064/199,312
  6. Step 6: Final answer
    x = 962,566.27

Related Problems

Find third proportional to 99,656 and 219,004
Half scale
Find third proportional to 398,624 and 876,016
Double scale
Find third proportional to 199,314 and 438,012
Similar ratio
Find third proportional to 298,968 and 657,012
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.