Home / 276,046-418,210

Finding the Third Proportional to 276,046 and 418,210

Calculator

Solution

The third proportional to 276,046 and 418,210 is: 633,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,046 : 418,210 = 418,210 : x
  2. Step 2: Convert to fraction form
    276,046/418,210 = 418,210/x
  3. Step 3: Cross multiply
    276,046x = 418,210 × 418,210
  4. Step 4: Simplify right side
    276,046x = 174,899,604,100
  5. Step 5: Solve for x
    x = 174,899,604,100/276,046
  6. Step 6: Final answer
    x = 633,588.62

Related Problems

Find third proportional to 138,023 and 209,105
Half scale
Find third proportional to 552,092 and 836,420
Double scale
Find third proportional to 276,048 and 418,213
Similar ratio
Find third proportional to 414,069 and 627,315
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.