Home / 276,915-605,083

Finding the Third Proportional to 276,915 and 605,083

Calculator

Solution

The third proportional to 276,915 and 605,083 is: 1,322,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,915 : 605,083 = 605,083 : x
  2. Step 2: Convert to fraction form
    276,915/605,083 = 605,083/x
  3. Step 3: Cross multiply
    276,915x = 605,083 × 605,083
  4. Step 4: Simplify right side
    276,915x = 366,125,436,889
  5. Step 5: Solve for x
    x = 366,125,436,889/276,915
  6. Step 6: Final answer
    x = 1,322,158.20

Related Problems

Find third proportional to 138,457.50 and 302,541.50
Half scale
Find third proportional to 553,830 and 1,210,166
Double scale
Find third proportional to 276,917 and 605,087
Similar ratio
Find third proportional to 415,372.50 and 907,624.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.