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Finding the Fourth Proportional to 451,648.44, 623,186.46 and 267,852.96

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Solution

The fourth proportional to 451,648.44, 623,186.46 and 267,852.96 is: 369,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,648.44 : 623,186.46 = 267,852.96 : x
  2. Step 2: Convert to fraction form
    451,648.44/623,186.46 = 267,852.96/x
  3. Step 3: Cross multiply
    451,648.44x = 623,186.46 × 267,852.96
  4. Step 4: Simplify right side
    451,648.44x = 166,922,337,942.92
  5. Step 5: Solve for x
    x = 166,922,337,942.92/451,648.44
  6. Step 6: Final answer
    x = 369,584.67

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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.