Home / 199,678-434,346

Finding the Third Proportional to 199,678 and 434,346

Calculator

Solution

The third proportional to 199,678 and 434,346 is: 944,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,678 : 434,346 = 434,346 : x
  2. Step 2: Convert to fraction form
    199,678/434,346 = 434,346/x
  3. Step 3: Cross multiply
    199,678x = 434,346 × 434,346
  4. Step 4: Simplify right side
    199,678x = 188,656,447,716
  5. Step 5: Solve for x
    x = 188,656,447,716/199,678
  6. Step 6: Final answer
    x = 944,803.37

Related Problems

Find third proportional to 99,839 and 217,173
Half scale
Find third proportional to 399,356 and 868,692
Double scale
Find third proportional to 199,680 and 434,350
Similar ratio
Find third proportional to 299,517 and 651,519
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.