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Finding the Fourth Proportional to 571,580.76, 857,067.66 and 192,374.94

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Solution

The fourth proportional to 571,580.76, 857,067.66 and 192,374.94 is: 288,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,580.76 : 857,067.66 = 192,374.94 : x
  2. Step 2: Convert to fraction form
    571,580.76/857,067.66 = 192,374.94/x
  3. Step 3: Cross multiply
    571,580.76x = 857,067.66 × 192,374.94
  4. Step 4: Simplify right side
    571,580.76x = 164,878,339,668.44
  5. Step 5: Solve for x
    x = 164,878,339,668.44/571,580.76
  6. Step 6: Final answer
    x = 288,460.27

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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.