Home / 236,659-520,648

Finding the Third Proportional to 236,659 and 520,648

Calculator

Solution

The third proportional to 236,659 and 520,648 is: 1,145,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,659 : 520,648 = 520,648 : x
  2. Step 2: Convert to fraction form
    236,659/520,648 = 520,648/x
  3. Step 3: Cross multiply
    236,659x = 520,648 × 520,648
  4. Step 4: Simplify right side
    236,659x = 271,074,339,904
  5. Step 5: Solve for x
    x = 271,074,339,904/236,659
  6. Step 6: Final answer
    x = 1,145,421.64

Related Problems

Find third proportional to 118,329.50 and 260,324
Half scale
Find third proportional to 473,318 and 1,041,296
Double scale
Find third proportional to 236,661 and 520,652
Similar ratio
Find third proportional to 354,988.50 and 780,972
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.