Home / 220,148-340,144

Finding the Third Proportional to 220,148 and 340,144

Calculator

Solution

The third proportional to 220,148 and 340,144 is: 525,546.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,148 : 340,144 = 340,144 : x
  2. Step 2: Convert to fraction form
    220,148/340,144 = 340,144/x
  3. Step 3: Cross multiply
    220,148x = 340,144 × 340,144
  4. Step 4: Simplify right side
    220,148x = 115,697,940,736
  5. Step 5: Solve for x
    x = 115,697,940,736/220,148
  6. Step 6: Final answer
    x = 525,546.18

Related Problems

Find third proportional to 110,074 and 170,072
Half scale
Find third proportional to 440,296 and 680,288
Double scale
Find third proportional to 220,150 and 340,147
Similar ratio
Find third proportional to 330,222 and 510,216
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.