Home / 672,286.88-1,008,745.04-335,353.55

Finding the Fourth Proportional to 672,286.88, 1,008,745.04 and 335,353.55

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Solution

The fourth proportional to 672,286.88, 1,008,745.04 and 335,353.55 is: 503,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,286.88 : 1,008,745.04 = 335,353.55 : x
  2. Step 2: Convert to fraction form
    672,286.88/1,008,745.04 = 335,353.55/x
  3. Step 3: Cross multiply
    672,286.88x = 1,008,745.04 × 335,353.55
  4. Step 4: Simplify right side
    672,286.88x = 338,286,233,811.23
  5. Step 5: Solve for x
    x = 338,286,233,811.23/672,286.88
  6. Step 6: Final answer
    x = 503,187.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.