Home / 288,450-610,146

Finding the Third Proportional to 288,450 and 610,146

Calculator

Solution

The third proportional to 288,450 and 610,146 is: 1,290,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,450 : 610,146 = 610,146 : x
  2. Step 2: Convert to fraction form
    288,450/610,146 = 610,146/x
  3. Step 3: Cross multiply
    288,450x = 610,146 × 610,146
  4. Step 4: Simplify right side
    288,450x = 372,278,141,316
  5. Step 5: Solve for x
    x = 372,278,141,316/288,450
  6. Step 6: Final answer
    x = 1,290,615.85

Related Problems

Find third proportional to 144,225 and 305,073
Half scale
Find third proportional to 576,900 and 1,220,292
Double scale
Find third proportional to 288,452 and 610,150
Similar ratio
Find third proportional to 432,675 and 915,219
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.