Home / 307,836-472,851

Finding the Third Proportional to 307,836 and 472,851

Calculator

Solution

The third proportional to 307,836 and 472,851 is: 726,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,836 : 472,851 = 472,851 : x
  2. Step 2: Convert to fraction form
    307,836/472,851 = 472,851/x
  3. Step 3: Cross multiply
    307,836x = 472,851 × 472,851
  4. Step 4: Simplify right side
    307,836x = 223,588,068,201
  5. Step 5: Solve for x
    x = 223,588,068,201/307,836
  6. Step 6: Final answer
    x = 726,322.03

Related Problems

Find third proportional to 153,918 and 236,425.50
Half scale
Find third proportional to 615,672 and 945,702
Double scale
Find third proportional to 307,838 and 472,854
Similar ratio
Find third proportional to 461,754 and 709,276.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.