Home / 395,470-853,148

Finding the Third Proportional to 395,470 and 853,148

Calculator

Solution

The third proportional to 395,470 and 853,148 is: 1,840,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,470 : 853,148 = 853,148 : x
  2. Step 2: Convert to fraction form
    395,470/853,148 = 853,148/x
  3. Step 3: Cross multiply
    395,470x = 853,148 × 853,148
  4. Step 4: Simplify right side
    395,470x = 727,861,509,904
  5. Step 5: Solve for x
    x = 727,861,509,904/395,470
  6. Step 6: Final answer
    x = 1,840,497.41

Related Problems

Find third proportional to 197,735 and 426,574
Half scale
Find third proportional to 790,940 and 1,706,296
Double scale
Find third proportional to 395,472 and 853,152
Similar ratio
Find third proportional to 593,205 and 1,279,722
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.