Home / 208,608-455,670

Finding the Third Proportional to 208,608 and 455,670

Calculator

Solution

The third proportional to 208,608 and 455,670 is: 995,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,608 : 455,670 = 455,670 : x
  2. Step 2: Convert to fraction form
    208,608/455,670 = 455,670/x
  3. Step 3: Cross multiply
    208,608x = 455,670 × 455,670
  4. Step 4: Simplify right side
    208,608x = 207,635,148,900
  5. Step 5: Solve for x
    x = 207,635,148,900/208,608
  6. Step 6: Final answer
    x = 995,336.46

Related Problems

Find third proportional to 104,304 and 227,835
Half scale
Find third proportional to 417,216 and 911,340
Double scale
Find third proportional to 208,610 and 455,674
Similar ratio
Find third proportional to 312,912 and 683,505
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.