Home / 673,129.86-928,921.86-367,212.78

Finding the Fourth Proportional to 673,129.86, 928,921.86 and 367,212.78

Calculator

Solution

The fourth proportional to 673,129.86, 928,921.86 and 367,212.78 is: 506,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,129.86 : 928,921.86 = 367,212.78 : x
  2. Step 2: Convert to fraction form
    673,129.86/928,921.86 = 367,212.78/x
  3. Step 3: Cross multiply
    673,129.86x = 928,921.86 × 367,212.78
  4. Step 4: Simplify right side
    673,129.86x = 341,111,978,613.37
  5. Step 5: Solve for x
    x = 341,111,978,613.37/673,129.86
  6. Step 6: Final answer
    x = 506,755.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.