Home / 186,426-279,659

Finding the Third Proportional to 186,426 and 279,659

Calculator

Solution

The third proportional to 186,426 and 279,659 is: 419,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,426 : 279,659 = 279,659 : x
  2. Step 2: Convert to fraction form
    186,426/279,659 = 279,659/x
  3. Step 3: Cross multiply
    186,426x = 279,659 × 279,659
  4. Step 4: Simplify right side
    186,426x = 78,209,156,281
  5. Step 5: Solve for x
    x = 78,209,156,281/186,426
  6. Step 6: Final answer
    x = 419,518.50

Related Problems

Find third proportional to 93,213 and 139,829.50
Half scale
Find third proportional to 372,852 and 559,318
Double scale
Find third proportional to 186,428 and 279,662
Similar ratio
Find third proportional to 279,639 and 419,488.50
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.