Home / 222,177-316,638

Finding the Third Proportional to 222,177 and 316,638

Calculator

Solution

The third proportional to 222,177 and 316,638 is: 451,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,177 : 316,638 = 316,638 : x
  2. Step 2: Convert to fraction form
    222,177/316,638 = 316,638/x
  3. Step 3: Cross multiply
    222,177x = 316,638 × 316,638
  4. Step 4: Simplify right side
    222,177x = 100,259,623,044
  5. Step 5: Solve for x
    x = 100,259,623,044/222,177
  6. Step 6: Final answer
    x = 451,260.14

Related Problems

Find third proportional to 111,088.50 and 158,319
Half scale
Find third proportional to 444,354 and 633,276
Double scale
Find third proportional to 222,179 and 316,641
Similar ratio
Find third proportional to 333,265.50 and 474,957
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.