Home / 346,519-518,340.50

Finding the Third Proportional to 346,519 and 518,340.50

Calculator

Solution

The third proportional to 346,519 and 518,340.50 is: 775,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,519 : 518,340.50 = 518,340.50 : x
  2. Step 2: Convert to fraction form
    346,519/518,340.50 = 518,340.50/x
  3. Step 3: Cross multiply
    346,519x = 518,340.50 × 518,340.50
  4. Step 4: Simplify right side
    346,519x = 268,676,873,940.25
  5. Step 5: Solve for x
    x = 268,676,873,940.25/346,519
  6. Step 6: Final answer
    x = 775,359.72

Related Problems

Find third proportional to 173,259.50 and 259,170.25
Half scale
Find third proportional to 693,038 and 1,036,681
Double scale
Find third proportional to 346,521 and 518,343
Similar ratio
Find third proportional to 519,778.50 and 777,510.75
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.