Home / 117,148-257,616

Finding the Third Proportional to 117,148 and 257,616

Calculator

Solution

The third proportional to 117,148 and 257,616 is: 566,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,148 : 257,616 = 257,616 : x
  2. Step 2: Convert to fraction form
    117,148/257,616 = 257,616/x
  3. Step 3: Cross multiply
    117,148x = 257,616 × 257,616
  4. Step 4: Simplify right side
    117,148x = 66,366,003,456
  5. Step 5: Solve for x
    x = 66,366,003,456/117,148
  6. Step 6: Final answer
    x = 566,514.18

Related Problems

Find third proportional to 58,574 and 128,808
Half scale
Find third proportional to 234,296 and 515,232
Double scale
Find third proportional to 117,150 and 257,620
Similar ratio
Find third proportional to 175,722 and 386,424
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.