Home / 346,514-518,358

Finding the Third Proportional to 346,514 and 518,358

Calculator

Solution

The third proportional to 346,514 and 518,358 is: 775,423.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,514 : 518,358 = 518,358 : x
  2. Step 2: Convert to fraction form
    346,514/518,358 = 518,358/x
  3. Step 3: Cross multiply
    346,514x = 518,358 × 518,358
  4. Step 4: Simplify right side
    346,514x = 268,695,016,164
  5. Step 5: Solve for x
    x = 268,695,016,164/346,514
  6. Step 6: Final answer
    x = 775,423.26

Related Problems

Find third proportional to 173,257 and 259,179
Half scale
Find third proportional to 693,028 and 1,036,716
Double scale
Find third proportional to 346,516 and 518,361
Similar ratio
Find third proportional to 519,771 and 777,537
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.