Home / 370,828-809,332

Finding the Third Proportional to 370,828 and 809,332

Calculator

Solution

The third proportional to 370,828 and 809,332 is: 1,766,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,828 : 809,332 = 809,332 : x
  2. Step 2: Convert to fraction form
    370,828/809,332 = 809,332/x
  3. Step 3: Cross multiply
    370,828x = 809,332 × 809,332
  4. Step 4: Simplify right side
    370,828x = 655,018,286,224
  5. Step 5: Solve for x
    x = 655,018,286,224/370,828
  6. Step 6: Final answer
    x = 1,766,366.85

Related Problems

Find third proportional to 185,414 and 404,666
Half scale
Find third proportional to 741,656 and 1,618,664
Double scale
Find third proportional to 370,830 and 809,336
Similar ratio
Find third proportional to 556,242 and 1,213,998
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.