Home / 145,317-324,654

Finding the Third Proportional to 145,317 and 324,654

Calculator

Solution

The third proportional to 145,317 and 324,654 is: 725,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,317 : 324,654 = 324,654 : x
  2. Step 2: Convert to fraction form
    145,317/324,654 = 324,654/x
  3. Step 3: Cross multiply
    145,317x = 324,654 × 324,654
  4. Step 4: Simplify right side
    145,317x = 105,400,219,716
  5. Step 5: Solve for x
    x = 105,400,219,716/145,317
  6. Step 6: Final answer
    x = 725,312.38

Related Problems

Find third proportional to 72,658.50 and 162,327
Half scale
Find third proportional to 290,634 and 649,308
Double scale
Find third proportional to 145,319 and 324,658
Similar ratio
Find third proportional to 217,975.50 and 486,981
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.