Home / 103,618-219,476

Finding the Third Proportional to 103,618 and 219,476

Calculator

Solution

The third proportional to 103,618 and 219,476 is: 464,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,618 : 219,476 = 219,476 : x
  2. Step 2: Convert to fraction form
    103,618/219,476 = 219,476/x
  3. Step 3: Cross multiply
    103,618x = 219,476 × 219,476
  4. Step 4: Simplify right side
    103,618x = 48,169,714,576
  5. Step 5: Solve for x
    x = 48,169,714,576/103,618
  6. Step 6: Final answer
    x = 464,877.86

Related Problems

Find third proportional to 51,809 and 109,738
Half scale
Find third proportional to 207,236 and 438,952
Double scale
Find third proportional to 103,620 and 219,480
Similar ratio
Find third proportional to 155,427 and 329,214
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.