Home / 179,478-276,705

Finding the Third Proportional to 179,478 and 276,705

Calculator

Solution

The third proportional to 179,478 and 276,705 is: 426,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,478 : 276,705 = 276,705 : x
  2. Step 2: Convert to fraction form
    179,478/276,705 = 276,705/x
  3. Step 3: Cross multiply
    179,478x = 276,705 × 276,705
  4. Step 4: Simplify right side
    179,478x = 76,565,657,025
  5. Step 5: Solve for x
    x = 76,565,657,025/179,478
  6. Step 6: Final answer
    x = 426,601.91

Related Problems

Find third proportional to 89,739 and 138,352.50
Half scale
Find third proportional to 358,956 and 553,410
Double scale
Find third proportional to 179,480 and 276,708
Similar ratio
Find third proportional to 269,217 and 415,057.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.