Home / 139,149-304,926

Finding the Third Proportional to 139,149 and 304,926

Calculator

Solution

The third proportional to 139,149 and 304,926 is: 668,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,149 : 304,926 = 304,926 : x
  2. Step 2: Convert to fraction form
    139,149/304,926 = 304,926/x
  3. Step 3: Cross multiply
    139,149x = 304,926 × 304,926
  4. Step 4: Simplify right side
    139,149x = 92,979,865,476
  5. Step 5: Solve for x
    x = 92,979,865,476/139,149
  6. Step 6: Final answer
    x = 668,203.62

Related Problems

Find third proportional to 69,574.50 and 152,463
Half scale
Find third proportional to 278,298 and 609,852
Double scale
Find third proportional to 139,151 and 304,930
Similar ratio
Find third proportional to 208,723.50 and 457,389
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.