Home / 491,086.08-677,782.23-362,691.56

Finding the Fourth Proportional to 491,086.08, 677,782.23 and 362,691.56

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Solution

The fourth proportional to 491,086.08, 677,782.23 and 362,691.56 is: 500,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,086.08 : 677,782.23 = 362,691.56 : x
  2. Step 2: Convert to fraction form
    491,086.08/677,782.23 = 362,691.56/x
  3. Step 3: Cross multiply
    491,086.08x = 677,782.23 × 362,691.56
  4. Step 4: Simplify right side
    491,086.08x = 245,825,890,950.07
  5. Step 5: Solve for x
    x = 245,825,890,950.07/491,086.08
  6. Step 6: Final answer
    x = 500,575.97

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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.