Home / 353,310.75-504,639

Finding the Third Proportional to 353,310.75 and 504,639

Calculator

Solution

The third proportional to 353,310.75 and 504,639 is: 720,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,310.75 : 504,639 = 504,639 : x
  2. Step 2: Convert to fraction form
    353,310.75/504,639 = 504,639/x
  3. Step 3: Cross multiply
    353,310.75x = 504,639 × 504,639
  4. Step 4: Simplify right side
    353,310.75x = 254,660,520,321
  5. Step 5: Solve for x
    x = 254,660,520,321/353,310.75
  6. Step 6: Final answer
    x = 720,783.39

Related Problems

Find third proportional to 176,655.38 and 252,319.50
Half scale
Find third proportional to 706,621.50 and 1,009,278
Double scale
Find third proportional to 353,313 and 504,642
Similar ratio
Find third proportional to 529,966.13 and 756,958.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.