Home / 117,816-245,566

Finding the Third Proportional to 117,816 and 245,566

Calculator

Solution

The third proportional to 117,816 and 245,566 is: 511,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,816 : 245,566 = 245,566 : x
  2. Step 2: Convert to fraction form
    117,816/245,566 = 245,566/x
  3. Step 3: Cross multiply
    117,816x = 245,566 × 245,566
  4. Step 4: Simplify right side
    117,816x = 60,302,660,356
  5. Step 5: Solve for x
    x = 60,302,660,356/117,816
  6. Step 6: Final answer
    x = 511,837.61

Related Problems

Find third proportional to 58,908 and 122,783
Half scale
Find third proportional to 235,632 and 491,132
Double scale
Find third proportional to 117,818 and 245,570
Similar ratio
Find third proportional to 176,724 and 368,349
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.