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Finding the Fourth Proportional to 587,447.58, 810,717.76 and 332,800.86

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Solution

The fourth proportional to 587,447.58, 810,717.76 and 332,800.86 is: 459,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,447.58 : 810,717.76 = 332,800.86 : x
  2. Step 2: Convert to fraction form
    587,447.58/810,717.76 = 332,800.86/x
  3. Step 3: Cross multiply
    587,447.58x = 810,717.76 × 332,800.86
  4. Step 4: Simplify right side
    587,447.58x = 269,807,567,745.27
  5. Step 5: Solve for x
    x = 269,807,567,745.27/587,447.58
  6. Step 6: Final answer
    x = 459,287.90

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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.