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Finding the Fourth Proportional to 366,436.44, 548,842.59 and 281,571.93

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Solution

The fourth proportional to 366,436.44, 548,842.59 and 281,571.93 is: 421,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,436.44 : 548,842.59 = 281,571.93 : x
  2. Step 2: Convert to fraction form
    366,436.44/548,842.59 = 281,571.93/x
  3. Step 3: Cross multiply
    366,436.44x = 548,842.59 × 281,571.93
  4. Step 4: Simplify right side
    366,436.44x = 154,538,667,332.50
  5. Step 5: Solve for x
    x = 154,538,667,332.50/366,436.44
  6. Step 6: Final answer
    x = 421,733.90

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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.