Home / 109,275-237,778

Finding the Third Proportional to 109,275 and 237,778

Calculator

Solution

The third proportional to 109,275 and 237,778 is: 517,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,275 : 237,778 = 237,778 : x
  2. Step 2: Convert to fraction form
    109,275/237,778 = 237,778/x
  3. Step 3: Cross multiply
    109,275x = 237,778 × 237,778
  4. Step 4: Simplify right side
    109,275x = 56,538,377,284
  5. Step 5: Solve for x
    x = 56,538,377,284/109,275
  6. Step 6: Final answer
    x = 517,395.35

Related Problems

Find third proportional to 54,637.50 and 118,889
Half scale
Find third proportional to 218,550 and 475,556
Double scale
Find third proportional to 109,277 and 237,782
Similar ratio
Find third proportional to 163,912.50 and 356,667
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.