Home / 140,246-306,196

Finding the Third Proportional to 140,246 and 306,196

Calculator

Solution

The third proportional to 140,246 and 306,196 is: 668,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,246 : 306,196 = 306,196 : x
  2. Step 2: Convert to fraction form
    140,246/306,196 = 306,196/x
  3. Step 3: Cross multiply
    140,246x = 306,196 × 306,196
  4. Step 4: Simplify right side
    140,246x = 93,755,990,416
  5. Step 5: Solve for x
    x = 93,755,990,416/140,246
  6. Step 6: Final answer
    x = 668,510.98

Related Problems

Find third proportional to 70,123 and 153,098
Half scale
Find third proportional to 280,492 and 612,392
Double scale
Find third proportional to 140,248 and 306,200
Similar ratio
Find third proportional to 210,369 and 459,294
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.