Home / 183,619-389,290

Finding the Third Proportional to 183,619 and 389,290

Calculator

Solution

The third proportional to 183,619 and 389,290 is: 825,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,619 : 389,290 = 389,290 : x
  2. Step 2: Convert to fraction form
    183,619/389,290 = 389,290/x
  3. Step 3: Cross multiply
    183,619x = 389,290 × 389,290
  4. Step 4: Simplify right side
    183,619x = 151,546,704,100
  5. Step 5: Solve for x
    x = 151,546,704,100/183,619
  6. Step 6: Final answer
    x = 825,332.37

Related Problems

Find third proportional to 91,809.50 and 194,645
Half scale
Find third proportional to 367,238 and 778,580
Double scale
Find third proportional to 183,621 and 389,294
Similar ratio
Find third proportional to 275,428.50 and 583,935
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.