Home / 485,580-734,928

Finding the Third Proportional to 485,580 and 734,928

Calculator

Solution

The third proportional to 485,580 and 734,928 is: 1,112,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,580 : 734,928 = 734,928 : x
  2. Step 2: Convert to fraction form
    485,580/734,928 = 734,928/x
  3. Step 3: Cross multiply
    485,580x = 734,928 × 734,928
  4. Step 4: Simplify right side
    485,580x = 540,119,165,184
  5. Step 5: Solve for x
    x = 540,119,165,184/485,580
  6. Step 6: Final answer
    x = 1,112,317.57

Related Problems

Find third proportional to 242,790 and 367,464
Half scale
Find third proportional to 971,160 and 1,469,856
Double scale
Find third proportional to 485,582 and 734,931
Similar ratio
Find third proportional to 728,370 and 1,102,392
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.