Home / 338,680-746,474

Finding the Third Proportional to 338,680 and 746,474

Calculator

Solution

The third proportional to 338,680 and 746,474 is: 1,645,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,680 : 746,474 = 746,474 : x
  2. Step 2: Convert to fraction form
    338,680/746,474 = 746,474/x
  3. Step 3: Cross multiply
    338,680x = 746,474 × 746,474
  4. Step 4: Simplify right side
    338,680x = 557,223,432,676
  5. Step 5: Solve for x
    x = 557,223,432,676/338,680
  6. Step 6: Final answer
    x = 1,645,280.01

Related Problems

Find third proportional to 169,340 and 373,237
Half scale
Find third proportional to 677,360 and 1,492,948
Double scale
Find third proportional to 338,682 and 746,478
Similar ratio
Find third proportional to 508,020 and 1,119,711
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.