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Finding the Fourth Proportional to 384,455.73, 576,807 and 184,790.61

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Solution

The fourth proportional to 384,455.73, 576,807 and 184,790.61 is: 277,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,455.73 : 576,807 = 184,790.61 : x
  2. Step 2: Convert to fraction form
    384,455.73/576,807 = 184,790.61/x
  3. Step 3: Cross multiply
    384,455.73x = 576,807 × 184,790.61
  4. Step 4: Simplify right side
    384,455.73x = 106,588,517,382.27
  5. Step 5: Solve for x
    x = 106,588,517,382.27/384,455.73
  6. Step 6: Final answer
    x = 277,245.23

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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.