Home / 394,182-847,413

Finding the Third Proportional to 394,182 and 847,413

Calculator

Solution

The third proportional to 394,182 and 847,413 is: 1,821,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,182 : 847,413 = 847,413 : x
  2. Step 2: Convert to fraction form
    394,182/847,413 = 847,413/x
  3. Step 3: Cross multiply
    394,182x = 847,413 × 847,413
  4. Step 4: Simplify right side
    394,182x = 718,108,792,569
  5. Step 5: Solve for x
    x = 718,108,792,569/394,182
  6. Step 6: Final answer
    x = 1,821,769.62

Related Problems

Find third proportional to 197,091 and 423,706.50
Half scale
Find third proportional to 788,364 and 1,694,826
Double scale
Find third proportional to 394,184 and 847,417
Similar ratio
Find third proportional to 591,273 and 1,271,119.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.