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Finding the Fourth Proportional to 565,842.69, 848,868.98 and 186,789.82

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Solution

The fourth proportional to 565,842.69, 848,868.98 and 186,789.82 is: 280,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,842.69 : 848,868.98 = 186,789.82 : x
  2. Step 2: Convert to fraction form
    565,842.69/848,868.98 = 186,789.82/x
  3. Step 3: Cross multiply
    565,842.69x = 848,868.98 × 186,789.82
  4. Step 4: Simplify right side
    565,842.69x = 158,560,083,977.78
  5. Step 5: Solve for x
    x = 158,560,083,977.78/565,842.69
  6. Step 6: Final answer
    x = 280,219.37

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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.