Home / 197,390-434,146

Finding the Third Proportional to 197,390 and 434,146

Calculator

Solution

The third proportional to 197,390 and 434,146 is: 954,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,390 : 434,146 = 434,146 : x
  2. Step 2: Convert to fraction form
    197,390/434,146 = 434,146/x
  3. Step 3: Cross multiply
    197,390x = 434,146 × 434,146
  4. Step 4: Simplify right side
    197,390x = 188,482,749,316
  5. Step 5: Solve for x
    x = 188,482,749,316/197,390
  6. Step 6: Final answer
    x = 954,874.86

Related Problems

Find third proportional to 98,695 and 217,073
Half scale
Find third proportional to 394,780 and 868,292
Double scale
Find third proportional to 197,392 and 434,150
Similar ratio
Find third proportional to 296,085 and 651,219
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.