Home / 138,135-297,524

Finding the Third Proportional to 138,135 and 297,524

Calculator

Solution

The third proportional to 138,135 and 297,524 is: 640,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,135 : 297,524 = 297,524 : x
  2. Step 2: Convert to fraction form
    138,135/297,524 = 297,524/x
  3. Step 3: Cross multiply
    138,135x = 297,524 × 297,524
  4. Step 4: Simplify right side
    138,135x = 88,520,530,576
  5. Step 5: Solve for x
    x = 88,520,530,576/138,135
  6. Step 6: Final answer
    x = 640,826.22

Related Problems

Find third proportional to 69,067.50 and 148,762
Half scale
Find third proportional to 276,270 and 595,048
Double scale
Find third proportional to 138,137 and 297,528
Similar ratio
Find third proportional to 207,202.50 and 446,286
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.