Home / 135,040-294,379

Finding the Third Proportional to 135,040 and 294,379

Calculator

Solution

The third proportional to 135,040 and 294,379 is: 641,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,040 : 294,379 = 294,379 : x
  2. Step 2: Convert to fraction form
    135,040/294,379 = 294,379/x
  3. Step 3: Cross multiply
    135,040x = 294,379 × 294,379
  4. Step 4: Simplify right side
    135,040x = 86,658,995,641
  5. Step 5: Solve for x
    x = 86,658,995,641/135,040
  6. Step 6: Final answer
    x = 641,728.34

Related Problems

Find third proportional to 67,520 and 147,189.50
Half scale
Find third proportional to 270,080 and 588,758
Double scale
Find third proportional to 135,042 and 294,383
Similar ratio
Find third proportional to 202,560 and 441,568.50
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.