Home / 500,042.25-690,058.35-273,687.75

Finding the Fourth Proportional to 500,042.25, 690,058.35 and 273,687.75

Calculator

Solution

The fourth proportional to 500,042.25, 690,058.35 and 273,687.75 is: 377,689.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,042.25 : 690,058.35 = 273,687.75 : x
  2. Step 2: Convert to fraction form
    500,042.25/690,058.35 = 273,687.75/x
  3. Step 3: Cross multiply
    500,042.25x = 690,058.35 × 273,687.75
  4. Step 4: Simplify right side
    500,042.25x = 188,860,517,180.21
  5. Step 5: Solve for x
    x = 188,860,517,180.21/500,042.25
  6. Step 6: Final answer
    x = 377,689.12

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.