Home / 263,149-578,786

Finding the Third Proportional to 263,149 and 578,786

Calculator

Solution

The third proportional to 263,149 and 578,786 is: 1,273,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,149 : 578,786 = 578,786 : x
  2. Step 2: Convert to fraction form
    263,149/578,786 = 578,786/x
  3. Step 3: Cross multiply
    263,149x = 578,786 × 578,786
  4. Step 4: Simplify right side
    263,149x = 334,993,233,796
  5. Step 5: Solve for x
    x = 334,993,233,796/263,149
  6. Step 6: Final answer
    x = 1,273,017.32

Related Problems

Find third proportional to 131,574.50 and 289,393
Half scale
Find third proportional to 526,298 and 1,157,572
Double scale
Find third proportional to 263,151 and 578,790
Similar ratio
Find third proportional to 394,723.50 and 868,179
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.