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Finding the Fourth Proportional to 376,592.73, 519,702.06 and 206,826.86

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Solution

The fourth proportional to 376,592.73, 519,702.06 and 206,826.86 is: 285,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,592.73 : 519,702.06 = 206,826.86 : x
  2. Step 2: Convert to fraction form
    376,592.73/519,702.06 = 206,826.86/x
  3. Step 3: Cross multiply
    376,592.73x = 519,702.06 × 206,826.86
  4. Step 4: Simplify right side
    376,592.73x = 107,488,342,606.82
  5. Step 5: Solve for x
    x = 107,488,342,606.82/376,592.73
  6. Step 6: Final answer
    x = 285,423.31

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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.