Home / 224,978-489,321

Finding the Third Proportional to 224,978 and 489,321

Calculator

Solution

The third proportional to 224,978 and 489,321 is: 1,064,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,978 : 489,321 = 489,321 : x
  2. Step 2: Convert to fraction form
    224,978/489,321 = 489,321/x
  3. Step 3: Cross multiply
    224,978x = 489,321 × 489,321
  4. Step 4: Simplify right side
    224,978x = 239,435,041,041
  5. Step 5: Solve for x
    x = 239,435,041,041/224,978
  6. Step 6: Final answer
    x = 1,064,259.80

Related Problems

Find third proportional to 112,489 and 244,660.50
Half scale
Find third proportional to 449,956 and 978,642
Double scale
Find third proportional to 224,980 and 489,325
Similar ratio
Find third proportional to 337,467 and 733,981.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.