Home / 145,604-219,432

Finding the Third Proportional to 145,604 and 219,432

Calculator

Solution

The third proportional to 145,604 and 219,432 is: 330,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,604 : 219,432 = 219,432 : x
  2. Step 2: Convert to fraction form
    145,604/219,432 = 219,432/x
  3. Step 3: Cross multiply
    145,604x = 219,432 × 219,432
  4. Step 4: Simplify right side
    145,604x = 48,150,402,624
  5. Step 5: Solve for x
    x = 48,150,402,624/145,604
  6. Step 6: Final answer
    x = 330,694.23

Related Problems

Find third proportional to 72,802 and 109,716
Half scale
Find third proportional to 291,208 and 438,864
Double scale
Find third proportional to 145,606 and 219,435
Similar ratio
Find third proportional to 218,406 and 329,148
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.