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Finding the Fourth Proportional to 264,704.36, 365,291.27 and 143,845.67

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Solution

The fourth proportional to 264,704.36, 365,291.27 and 143,845.67 is: 198,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,704.36 : 365,291.27 = 143,845.67 : x
  2. Step 2: Convert to fraction form
    264,704.36/365,291.27 = 143,845.67/x
  3. Step 3: Cross multiply
    264,704.36x = 365,291.27 × 143,845.67
  4. Step 4: Simplify right side
    264,704.36x = 52,545,568,211.72
  5. Step 5: Solve for x
    x = 52,545,568,211.72/264,704.36
  6. Step 6: Final answer
    x = 198,506.63

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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.