Home / 388,420-596,161

Finding the Third Proportional to 388,420 and 596,161

Calculator

Solution

The third proportional to 388,420 and 596,161 is: 915,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,420 : 596,161 = 596,161 : x
  2. Step 2: Convert to fraction form
    388,420/596,161 = 596,161/x
  3. Step 3: Cross multiply
    388,420x = 596,161 × 596,161
  4. Step 4: Simplify right side
    388,420x = 355,407,937,921
  5. Step 5: Solve for x
    x = 355,407,937,921/388,420
  6. Step 6: Final answer
    x = 915,009.37

Related Problems

Find third proportional to 194,210 and 298,080.50
Half scale
Find third proportional to 776,840 and 1,192,322
Double scale
Find third proportional to 388,422 and 596,164
Similar ratio
Find third proportional to 582,630 and 894,241.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.