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Finding the Fourth Proportional to 352,804.98, 529,289.56 and 116,149.72

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Solution

The fourth proportional to 352,804.98, 529,289.56 and 116,149.72 is: 174,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,804.98 : 529,289.56 = 116,149.72 : x
  2. Step 2: Convert to fraction form
    352,804.98/529,289.56 = 116,149.72/x
  3. Step 3: Cross multiply
    352,804.98x = 529,289.56 × 116,149.72
  4. Step 4: Simplify right side
    352,804.98x = 61,476,834,192.92
  5. Step 5: Solve for x
    x = 61,476,834,192.92/352,804.98
  6. Step 6: Final answer
    x = 174,251.61

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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.