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Finding the Fourth Proportional to 574,137.92, 860,917.44 and 174,702.08

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Solution

The fourth proportional to 574,137.92, 860,917.44 and 174,702.08 is: 261,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,137.92 : 860,917.44 = 174,702.08 : x
  2. Step 2: Convert to fraction form
    574,137.92/860,917.44 = 174,702.08/x
  3. Step 3: Cross multiply
    574,137.92x = 860,917.44 × 174,702.08
  4. Step 4: Simplify right side
    574,137.92x = 150,404,067,476.28
  5. Step 5: Solve for x
    x = 150,404,067,476.28/574,137.92
  6. Step 6: Final answer
    x = 261,965.05

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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.