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Finding the Fourth Proportional to 580,658.24, 801,308.37 and 326,014.89

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Solution

The fourth proportional to 580,658.24, 801,308.37 and 326,014.89 is: 449,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,658.24 : 801,308.37 = 326,014.89 : x
  2. Step 2: Convert to fraction form
    580,658.24/801,308.37 = 326,014.89/x
  3. Step 3: Cross multiply
    580,658.24x = 801,308.37 × 326,014.89
  4. Step 4: Simplify right side
    580,658.24x = 261,238,458,471.56
  5. Step 5: Solve for x
    x = 261,238,458,471.56/580,658.24
  6. Step 6: Final answer
    x = 449,900.55

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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.