Home / 133,716-288,330

Finding the Third Proportional to 133,716 and 288,330

Calculator

Solution

The third proportional to 133,716 and 288,330 is: 621,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,716 : 288,330 = 288,330 : x
  2. Step 2: Convert to fraction form
    133,716/288,330 = 288,330/x
  3. Step 3: Cross multiply
    133,716x = 288,330 × 288,330
  4. Step 4: Simplify right side
    133,716x = 83,134,188,900
  5. Step 5: Solve for x
    x = 83,134,188,900/133,716
  6. Step 6: Final answer
    x = 621,722.07

Related Problems

Find third proportional to 66,858 and 144,165
Half scale
Find third proportional to 267,432 and 576,660
Double scale
Find third proportional to 133,718 and 288,334
Similar ratio
Find third proportional to 200,574 and 432,495
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.