Home / 133,521-285,996

Finding the Third Proportional to 133,521 and 285,996

Calculator

Solution

The third proportional to 133,521 and 285,996 is: 612,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,521 : 285,996 = 285,996 : x
  2. Step 2: Convert to fraction form
    133,521/285,996 = 285,996/x
  3. Step 3: Cross multiply
    133,521x = 285,996 × 285,996
  4. Step 4: Simplify right side
    133,521x = 81,793,712,016
  5. Step 5: Solve for x
    x = 81,793,712,016/133,521
  6. Step 6: Final answer
    x = 612,590.62

Related Problems

Find third proportional to 66,760.50 and 142,998
Half scale
Find third proportional to 267,042 and 571,992
Double scale
Find third proportional to 133,523 and 286,000
Similar ratio
Find third proportional to 200,281.50 and 428,994
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.