Home / 177,390-267,921

Finding the Third Proportional to 177,390 and 267,921

Calculator

Solution

The third proportional to 177,390 and 267,921 is: 404,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,390 : 267,921 = 267,921 : x
  2. Step 2: Convert to fraction form
    177,390/267,921 = 267,921/x
  3. Step 3: Cross multiply
    177,390x = 267,921 × 267,921
  4. Step 4: Simplify right side
    177,390x = 71,781,662,241
  5. Step 5: Solve for x
    x = 71,781,662,241/177,390
  6. Step 6: Final answer
    x = 404,654.50

Related Problems

Find third proportional to 88,695 and 133,960.50
Half scale
Find third proportional to 354,780 and 535,842
Double scale
Find third proportional to 177,392 and 267,924
Similar ratio
Find third proportional to 266,085 and 401,881.50
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.