Home / 137,434-298,368

Finding the Third Proportional to 137,434 and 298,368

Calculator

Solution

The third proportional to 137,434 and 298,368 is: 647,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,434 : 298,368 = 298,368 : x
  2. Step 2: Convert to fraction form
    137,434/298,368 = 298,368/x
  3. Step 3: Cross multiply
    137,434x = 298,368 × 298,368
  4. Step 4: Simplify right side
    137,434x = 89,023,463,424
  5. Step 5: Solve for x
    x = 89,023,463,424/137,434
  6. Step 6: Final answer
    x = 647,754.29

Related Problems

Find third proportional to 68,717 and 149,184
Half scale
Find third proportional to 274,868 and 596,736
Double scale
Find third proportional to 137,436 and 298,372
Similar ratio
Find third proportional to 206,151 and 447,552
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.