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Finding the Fourth Proportional to 535,911.44, 803,446.15 and 366,920.57

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Solution

The fourth proportional to 535,911.44, 803,446.15 and 366,920.57 is: 550,092.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,911.44 : 803,446.15 = 366,920.57 : x
  2. Step 2: Convert to fraction form
    535,911.44/803,446.15 = 366,920.57/x
  3. Step 3: Cross multiply
    535,911.44x = 803,446.15 × 366,920.57
  4. Step 4: Simplify right side
    535,911.44x = 294,800,920,413.62
  5. Step 5: Solve for x
    x = 294,800,920,413.62/535,911.44
  6. Step 6: Final answer
    x = 550,092.61

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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.