Home / 305,574-672,066

Finding the Third Proportional to 305,574 and 672,066

Calculator

Solution

The third proportional to 305,574 and 672,066 is: 1,478,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,574 : 672,066 = 672,066 : x
  2. Step 2: Convert to fraction form
    305,574/672,066 = 672,066/x
  3. Step 3: Cross multiply
    305,574x = 672,066 × 672,066
  4. Step 4: Simplify right side
    305,574x = 451,672,708,356
  5. Step 5: Solve for x
    x = 451,672,708,356/305,574
  6. Step 6: Final answer
    x = 1,478,112.37

Related Problems

Find third proportional to 152,787 and 336,033
Half scale
Find third proportional to 611,148 and 1,344,132
Double scale
Find third proportional to 305,576 and 672,070
Similar ratio
Find third proportional to 458,361 and 1,008,099
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.