Home / 117,726-257,460

Finding the Third Proportional to 117,726 and 257,460

Calculator

Solution

The third proportional to 117,726 and 257,460 is: 563,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,726 : 257,460 = 257,460 : x
  2. Step 2: Convert to fraction form
    117,726/257,460 = 257,460/x
  3. Step 3: Cross multiply
    117,726x = 257,460 × 257,460
  4. Step 4: Simplify right side
    117,726x = 66,285,651,600
  5. Step 5: Solve for x
    x = 66,285,651,600/117,726
  6. Step 6: Final answer
    x = 563,050.23

Related Problems

Find third proportional to 58,863 and 128,730
Half scale
Find third proportional to 235,452 and 514,920
Double scale
Find third proportional to 117,728 and 257,464
Similar ratio
Find third proportional to 176,589 and 386,190
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.