Home / 227,513-489,370

Finding the Third Proportional to 227,513 and 489,370

Calculator

Solution

The third proportional to 227,513 and 489,370 is: 1,052,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,513 : 489,370 = 489,370 : x
  2. Step 2: Convert to fraction form
    227,513/489,370 = 489,370/x
  3. Step 3: Cross multiply
    227,513x = 489,370 × 489,370
  4. Step 4: Simplify right side
    227,513x = 239,482,996,900
  5. Step 5: Solve for x
    x = 239,482,996,900/227,513
  6. Step 6: Final answer
    x = 1,052,612.36

Related Problems

Find third proportional to 113,756.50 and 244,685
Half scale
Find third proportional to 455,026 and 978,740
Double scale
Find third proportional to 227,515 and 489,374
Similar ratio
Find third proportional to 341,269.50 and 734,055
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.