Home / 186,462-279,690

Finding the Third Proportional to 186,462 and 279,690

Calculator

Solution

The third proportional to 186,462 and 279,690 is: 419,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,462 : 279,690 = 279,690 : x
  2. Step 2: Convert to fraction form
    186,462/279,690 = 279,690/x
  3. Step 3: Cross multiply
    186,462x = 279,690 × 279,690
  4. Step 4: Simplify right side
    186,462x = 78,226,496,100
  5. Step 5: Solve for x
    x = 78,226,496,100/186,462
  6. Step 6: Final answer
    x = 419,530.50

Related Problems

Find third proportional to 93,231 and 139,845
Half scale
Find third proportional to 372,924 and 559,380
Double scale
Find third proportional to 186,464 and 279,693
Similar ratio
Find third proportional to 279,693 and 419,535
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.