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Finding the Fourth Proportional to 534,843.63, 802,524.94 and 235,285.28

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Solution

The fourth proportional to 534,843.63, 802,524.94 and 235,285.28 is: 353,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,843.63 : 802,524.94 = 235,285.28 : x
  2. Step 2: Convert to fraction form
    534,843.63/802,524.94 = 235,285.28/x
  3. Step 3: Cross multiply
    534,843.63x = 802,524.94 × 235,285.28
  4. Step 4: Simplify right side
    534,843.63x = 188,822,308,137.72
  5. Step 5: Solve for x
    x = 188,822,308,137.72/534,843.63
  6. Step 6: Final answer
    x = 353,042.08

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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.