Home / 228,034-489,278.75

Finding the Third Proportional to 228,034 and 489,278.75

Calculator

Solution

The third proportional to 228,034 and 489,278.75 is: 1,049,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,034 : 489,278.75 = 489,278.75 : x
  2. Step 2: Convert to fraction form
    228,034/489,278.75 = 489,278.75/x
  3. Step 3: Cross multiply
    228,034x = 489,278.75 × 489,278.75
  4. Step 4: Simplify right side
    228,034x = 239,393,695,201.56
  5. Step 5: Solve for x
    x = 239,393,695,201.56/228,034
  6. Step 6: Final answer
    x = 1,049,815.80

Related Problems

Find third proportional to 114,017 and 244,639.38
Half scale
Find third proportional to 456,068 and 978,557.50
Double scale
Find third proportional to 228,036 and 489,283
Similar ratio
Find third proportional to 342,051 and 733,918.13
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.