Home / 401,853-612,201

Finding the Third Proportional to 401,853 and 612,201

Calculator

Solution

The third proportional to 401,853 and 612,201 is: 932,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,853 : 612,201 = 612,201 : x
  2. Step 2: Convert to fraction form
    401,853/612,201 = 612,201/x
  3. Step 3: Cross multiply
    401,853x = 612,201 × 612,201
  4. Step 4: Simplify right side
    401,853x = 374,790,064,401
  5. Step 5: Solve for x
    x = 374,790,064,401/401,853
  6. Step 6: Final answer
    x = 932,654.64

Related Problems

Find third proportional to 200,926.50 and 306,100.50
Half scale
Find third proportional to 803,706 and 1,224,402
Double scale
Find third proportional to 401,855 and 612,204
Similar ratio
Find third proportional to 602,779.50 and 918,301.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.