Home / 145,161-318,996

Finding the Third Proportional to 145,161 and 318,996

Calculator

Solution

The third proportional to 145,161 and 318,996 is: 701,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,161 : 318,996 = 318,996 : x
  2. Step 2: Convert to fraction form
    145,161/318,996 = 318,996/x
  3. Step 3: Cross multiply
    145,161x = 318,996 × 318,996
  4. Step 4: Simplify right side
    145,161x = 101,758,448,016
  5. Step 5: Solve for x
    x = 101,758,448,016/145,161
  6. Step 6: Final answer
    x = 701,004.04

Related Problems

Find third proportional to 72,580.50 and 159,498
Half scale
Find third proportional to 290,322 and 637,992
Double scale
Find third proportional to 145,163 and 319,000
Similar ratio
Find third proportional to 217,741.50 and 478,494
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.