Home / 276,712-417,001

Finding the Third Proportional to 276,712 and 417,001

Calculator

Solution

The third proportional to 276,712 and 417,001 is: 628,414.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,712 : 417,001 = 417,001 : x
  2. Step 2: Convert to fraction form
    276,712/417,001 = 417,001/x
  3. Step 3: Cross multiply
    276,712x = 417,001 × 417,001
  4. Step 4: Simplify right side
    276,712x = 173,889,834,001
  5. Step 5: Solve for x
    x = 173,889,834,001/276,712
  6. Step 6: Final answer
    x = 628,414.50

Related Problems

Find third proportional to 138,356 and 208,500.50
Half scale
Find third proportional to 553,424 and 834,002
Double scale
Find third proportional to 276,714 and 417,004
Similar ratio
Find third proportional to 415,068 and 625,501.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.