Home / 355,322-724,917

Finding the Third Proportional to 355,322 and 724,917

Calculator

Solution

The third proportional to 355,322 and 724,917 is: 1,478,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,322 : 724,917 = 724,917 : x
  2. Step 2: Convert to fraction form
    355,322/724,917 = 724,917/x
  3. Step 3: Cross multiply
    355,322x = 724,917 × 724,917
  4. Step 4: Simplify right side
    355,322x = 525,504,656,889
  5. Step 5: Solve for x
    x = 525,504,656,889/355,322
  6. Step 6: Final answer
    x = 1,478,953.33

Related Problems

Find third proportional to 177,661 and 362,458.50
Half scale
Find third proportional to 710,644 and 1,449,834
Double scale
Find third proportional to 355,324 and 724,921
Similar ratio
Find third proportional to 532,983 and 1,087,375.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.