Home / 197,550-439,440

Finding the Third Proportional to 197,550 and 439,440

Calculator

Solution

The third proportional to 197,550 and 439,440 is: 977,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,550 : 439,440 = 439,440 : x
  2. Step 2: Convert to fraction form
    197,550/439,440 = 439,440/x
  3. Step 3: Cross multiply
    197,550x = 439,440 × 439,440
  4. Step 4: Simplify right side
    197,550x = 193,107,513,600
  5. Step 5: Solve for x
    x = 193,107,513,600/197,550
  6. Step 6: Final answer
    x = 977,512.09

Related Problems

Find third proportional to 98,775 and 219,720
Half scale
Find third proportional to 395,100 and 878,880
Double scale
Find third proportional to 197,552 and 439,444
Similar ratio
Find third proportional to 296,325 and 659,160
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.