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Finding the Fourth Proportional to 264,884.10, 396,889.44 and 152,658.66

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Solution

The fourth proportional to 264,884.10, 396,889.44 and 152,658.66 is: 228,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,884.10 : 396,889.44 = 152,658.66 : x
  2. Step 2: Convert to fraction form
    264,884.10/396,889.44 = 152,658.66/x
  3. Step 3: Cross multiply
    264,884.10x = 396,889.44 × 152,658.66
  4. Step 4: Simplify right side
    264,884.10x = 60,588,610,078.55
  5. Step 5: Solve for x
    x = 60,588,610,078.55/264,884.10
  6. Step 6: Final answer
    x = 228,736.30

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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.