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Finding the Fourth Proportional to 529,067.52, 793,651.68 and 174,084.48

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Solution

The fourth proportional to 529,067.52, 793,651.68 and 174,084.48 is: 261,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,067.52 : 793,651.68 = 174,084.48 : x
  2. Step 2: Convert to fraction form
    529,067.52/793,651.68 = 174,084.48/x
  3. Step 3: Cross multiply
    529,067.52x = 793,651.68 × 174,084.48
  4. Step 4: Simplify right side
    529,067.52x = 138,162,440,013.93
  5. Step 5: Solve for x
    x = 138,162,440,013.93/529,067.52
  6. Step 6: Final answer
    x = 261,143.30

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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.