Home / 276,204-418,042

Finding the Third Proportional to 276,204 and 418,042

Calculator

Solution

The third proportional to 276,204 and 418,042 is: 632,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,204 : 418,042 = 418,042 : x
  2. Step 2: Convert to fraction form
    276,204/418,042 = 418,042/x
  3. Step 3: Cross multiply
    276,204x = 418,042 × 418,042
  4. Step 4: Simplify right side
    276,204x = 174,759,113,764
  5. Step 5: Solve for x
    x = 174,759,113,764/276,204
  6. Step 6: Final answer
    x = 632,717.53

Related Problems

Find third proportional to 138,102 and 209,021
Half scale
Find third proportional to 552,408 and 836,084
Double scale
Find third proportional to 276,206 and 418,045
Similar ratio
Find third proportional to 414,306 and 627,063
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.