Home / 490,362.46-676,695.57-272,565.43

Finding the Fourth Proportional to 490,362.46, 676,695.57 and 272,565.43

Calculator

Solution

The fourth proportional to 490,362.46, 676,695.57 and 272,565.43 is: 376,137.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,362.46 : 676,695.57 = 272,565.43 : x
  2. Step 2: Convert to fraction form
    490,362.46/676,695.57 = 272,565.43/x
  3. Step 3: Cross multiply
    490,362.46x = 676,695.57 × 272,565.43
  4. Step 4: Simplify right side
    490,362.46x = 184,443,819,016.15
  5. Step 5: Solve for x
    x = 184,443,819,016.15/490,362.46
  6. Step 6: Final answer
    x = 376,137.72

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.