Home / 90,260-197,368

Finding the Third Proportional to 90,260 and 197,368

Calculator

Solution

The third proportional to 90,260 and 197,368 is: 431,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,260 : 197,368 = 197,368 : x
  2. Step 2: Convert to fraction form
    90,260/197,368 = 197,368/x
  3. Step 3: Cross multiply
    90,260x = 197,368 × 197,368
  4. Step 4: Simplify right side
    90,260x = 38,954,127,424
  5. Step 5: Solve for x
    x = 38,954,127,424/90,260
  6. Step 6: Final answer
    x = 431,576.86

Related Problems

Find third proportional to 45,130 and 98,684
Half scale
Find third proportional to 180,520 and 394,736
Double scale
Find third proportional to 90,262 and 197,372
Similar ratio
Find third proportional to 135,390 and 296,052
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.