Home / 304,920-809,361

Finding the Third Proportional to 304,920 and 809,361

Calculator

Solution

The third proportional to 304,920 and 809,361 is: 2,148,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,920 : 809,361 = 809,361 : x
  2. Step 2: Convert to fraction form
    304,920/809,361 = 809,361/x
  3. Step 3: Cross multiply
    304,920x = 809,361 × 809,361
  4. Step 4: Simplify right side
    304,920x = 655,065,228,321
  5. Step 5: Solve for x
    x = 655,065,228,321/304,920
  6. Step 6: Final answer
    x = 2,148,318.34

Related Problems

Find third proportional to 152,460 and 404,680.50
Half scale
Find third proportional to 609,840 and 1,618,722
Double scale
Find third proportional to 304,922 and 809,366
Similar ratio
Find third proportional to 457,380 and 1,214,041.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.