Home / 485,086-744,586

Finding the Third Proportional to 485,086 and 744,586

Calculator

Solution

The third proportional to 485,086 and 744,586 is: 1,142,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,086 : 744,586 = 744,586 : x
  2. Step 2: Convert to fraction form
    485,086/744,586 = 744,586/x
  3. Step 3: Cross multiply
    485,086x = 744,586 × 744,586
  4. Step 4: Simplify right side
    485,086x = 554,408,311,396
  5. Step 5: Solve for x
    x = 554,408,311,396/485,086
  6. Step 6: Final answer
    x = 1,142,907.26

Related Problems

Find third proportional to 242,543 and 372,293
Half scale
Find third proportional to 970,172 and 1,489,172
Double scale
Find third proportional to 485,088 and 744,589
Similar ratio
Find third proportional to 727,629 and 1,116,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.