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Finding the Fourth Proportional to 384,083.67, 576,027.10 and 264,115.79

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Solution

The fourth proportional to 384,083.67, 576,027.10 and 264,115.79 is: 396,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,083.67 : 576,027.10 = 264,115.79 : x
  2. Step 2: Convert to fraction form
    384,083.67/576,027.10 = 264,115.79/x
  3. Step 3: Cross multiply
    384,083.67x = 576,027.10 × 264,115.79
  4. Step 4: Simplify right side
    384,083.67x = 152,137,850,702.37
  5. Step 5: Solve for x
    x = 152,137,850,702.37/384,083.67
  6. Step 6: Final answer
    x = 396,106.01

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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.