Home / 178,480-384,608

Finding the Third Proportional to 178,480 and 384,608

Calculator

Solution

The third proportional to 178,480 and 384,608 is: 828,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,480 : 384,608 = 384,608 : x
  2. Step 2: Convert to fraction form
    178,480/384,608 = 384,608/x
  3. Step 3: Cross multiply
    178,480x = 384,608 × 384,608
  4. Step 4: Simplify right side
    178,480x = 147,923,313,664
  5. Step 5: Solve for x
    x = 147,923,313,664/178,480
  6. Step 6: Final answer
    x = 828,794.90

Related Problems

Find third proportional to 89,240 and 192,304
Half scale
Find third proportional to 356,960 and 769,216
Double scale
Find third proportional to 178,482 and 384,612
Similar ratio
Find third proportional to 267,720 and 576,912
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.