Home / 185,138-280,304

Finding the Third Proportional to 185,138 and 280,304

Calculator

Solution

The third proportional to 185,138 and 280,304 is: 424,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,138 : 280,304 = 280,304 : x
  2. Step 2: Convert to fraction form
    185,138/280,304 = 280,304/x
  3. Step 3: Cross multiply
    185,138x = 280,304 × 280,304
  4. Step 4: Simplify right side
    185,138x = 78,570,332,416
  5. Step 5: Solve for x
    x = 78,570,332,416/185,138
  6. Step 6: Final answer
    x = 424,387.93

Related Problems

Find third proportional to 92,569 and 140,152
Half scale
Find third proportional to 370,276 and 560,608
Double scale
Find third proportional to 185,140 and 280,307
Similar ratio
Find third proportional to 277,707 and 420,456
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.