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Finding the Fourth Proportional to 587,449.76, 810,677.85 and 332,800.34

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Solution

The fourth proportional to 587,449.76, 810,677.85 and 332,800.34 is: 459,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,449.76 : 810,677.85 = 332,800.34 : x
  2. Step 2: Convert to fraction form
    587,449.76/810,677.85 = 332,800.34/x
  3. Step 3: Cross multiply
    587,449.76x = 810,677.85 × 332,800.34
  4. Step 4: Simplify right side
    587,449.76x = 269,793,864,110.47
  5. Step 5: Solve for x
    x = 269,793,864,110.47/587,449.76
  6. Step 6: Final answer
    x = 459,262.87

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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.