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Finding the Fourth Proportional to 565,382.43, 848,198.66 and 186,287.85

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Solution

The fourth proportional to 565,382.43, 848,198.66 and 186,287.85 is: 279,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,382.43 : 848,198.66 = 186,287.85 : x
  2. Step 2: Convert to fraction form
    565,382.43/848,198.66 = 186,287.85/x
  3. Step 3: Cross multiply
    565,382.43x = 848,198.66 × 186,287.85
  4. Step 4: Simplify right side
    565,382.43x = 158,009,103,812.84
  5. Step 5: Solve for x
    x = 158,009,103,812.84/565,382.43
  6. Step 6: Final answer
    x = 279,472.96

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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.