Home / 153,711-324,132

Finding the Third Proportional to 153,711 and 324,132

Calculator

Solution

The third proportional to 153,711 and 324,132 is: 683,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,711 : 324,132 = 324,132 : x
  2. Step 2: Convert to fraction form
    153,711/324,132 = 324,132/x
  3. Step 3: Cross multiply
    153,711x = 324,132 × 324,132
  4. Step 4: Simplify right side
    153,711x = 105,061,553,424
  5. Step 5: Solve for x
    x = 105,061,553,424/153,711
  6. Step 6: Final answer
    x = 683,500.55

Related Problems

Find third proportional to 76,855.50 and 162,066
Half scale
Find third proportional to 307,422 and 648,264
Double scale
Find third proportional to 153,713 and 324,136
Similar ratio
Find third proportional to 230,566.50 and 486,198
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.