Home / 196,344-427,680

Finding the Third Proportional to 196,344 and 427,680

Calculator

Solution

The third proportional to 196,344 and 427,680 is: 931,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,344 : 427,680 = 427,680 : x
  2. Step 2: Convert to fraction form
    196,344/427,680 = 427,680/x
  3. Step 3: Cross multiply
    196,344x = 427,680 × 427,680
  4. Step 4: Simplify right side
    196,344x = 182,910,182,400
  5. Step 5: Solve for x
    x = 182,910,182,400/196,344
  6. Step 6: Final answer
    x = 931,580.20

Related Problems

Find third proportional to 98,172 and 213,840
Half scale
Find third proportional to 392,688 and 855,360
Double scale
Find third proportional to 196,346 and 427,684
Similar ratio
Find third proportional to 294,516 and 641,520
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.