Home / 239,827-518,074

Finding the Third Proportional to 239,827 and 518,074

Calculator

Solution

The third proportional to 239,827 and 518,074 is: 1,119,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,827 : 518,074 = 518,074 : x
  2. Step 2: Convert to fraction form
    239,827/518,074 = 518,074/x
  3. Step 3: Cross multiply
    239,827x = 518,074 × 518,074
  4. Step 4: Simplify right side
    239,827x = 268,400,669,476
  5. Step 5: Solve for x
    x = 268,400,669,476/239,827
  6. Step 6: Final answer
    x = 1,119,142.84

Related Problems

Find third proportional to 119,913.50 and 259,037
Half scale
Find third proportional to 479,654 and 1,036,148
Double scale
Find third proportional to 239,829 and 518,078
Similar ratio
Find third proportional to 359,740.50 and 777,111
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.