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Finding the Fourth Proportional to 565,619.73, 848,249.28 and 186,469.80

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Solution

The fourth proportional to 565,619.73, 848,249.28 and 186,469.80 is: 279,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,619.73 : 848,249.28 = 186,469.80 : x
  2. Step 2: Convert to fraction form
    565,619.73/848,249.28 = 186,469.80/x
  3. Step 3: Cross multiply
    565,619.73x = 848,249.28 × 186,469.80
  4. Step 4: Simplify right side
    565,619.73x = 158,172,873,591.74
  5. Step 5: Solve for x
    x = 158,172,873,591.74/565,619.73
  6. Step 6: Final answer
    x = 279,645.25

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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.