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Finding the Fourth Proportional to 536,276.46, 804,413.97 and 136,917.30

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Solution

The fourth proportional to 536,276.46, 804,413.97 and 136,917.30 is: 205,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,276.46 : 804,413.97 = 136,917.30 : x
  2. Step 2: Convert to fraction form
    536,276.46/804,413.97 = 136,917.30/x
  3. Step 3: Cross multiply
    536,276.46x = 804,413.97 × 136,917.30
  4. Step 4: Simplify right side
    536,276.46x = 110,138,188,854.68
  5. Step 5: Solve for x
    x = 110,138,188,854.68/536,276.46
  6. Step 6: Final answer
    x = 205,375.77

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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.