Home / 438,626-656,167

Finding the Third Proportional to 438,626 and 656,167

Calculator

Solution

The third proportional to 438,626 and 656,167 is: 981,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,626 : 656,167 = 656,167 : x
  2. Step 2: Convert to fraction form
    438,626/656,167 = 656,167/x
  3. Step 3: Cross multiply
    438,626x = 656,167 × 656,167
  4. Step 4: Simplify right side
    438,626x = 430,555,131,889
  5. Step 5: Solve for x
    x = 430,555,131,889/438,626
  6. Step 6: Final answer
    x = 981,599.66

Related Problems

Find third proportional to 219,313 and 328,083.50
Half scale
Find third proportional to 877,252 and 1,312,334
Double scale
Find third proportional to 438,628 and 656,170
Similar ratio
Find third proportional to 657,939 and 984,250.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.