Home / 222,680-344,840

Finding the Third Proportional to 222,680 and 344,840

Calculator

Solution

The third proportional to 222,680 and 344,840 is: 534,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,680 : 344,840 = 344,840 : x
  2. Step 2: Convert to fraction form
    222,680/344,840 = 344,840/x
  3. Step 3: Cross multiply
    222,680x = 344,840 × 344,840
  4. Step 4: Simplify right side
    222,680x = 118,914,625,600
  5. Step 5: Solve for x
    x = 118,914,625,600/222,680
  6. Step 6: Final answer
    x = 534,015.74

Related Problems

Find third proportional to 111,340 and 172,420
Half scale
Find third proportional to 445,360 and 689,680
Double scale
Find third proportional to 222,682 and 344,843
Similar ratio
Find third proportional to 334,020 and 517,260
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.