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Finding the Fourth Proportional to 565,940.44, 848,940.90 and 145,219.96

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Solution

The fourth proportional to 565,940.44, 848,940.90 and 145,219.96 is: 217,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,940.44 : 848,940.90 = 145,219.96 : x
  2. Step 2: Convert to fraction form
    565,940.44/848,940.90 = 145,219.96/x
  3. Step 3: Cross multiply
    565,940.44x = 848,940.90 × 145,219.96
  4. Step 4: Simplify right side
    565,940.44x = 123,283,163,540.36
  5. Step 5: Solve for x
    x = 123,283,163,540.36/565,940.44
  6. Step 6: Final answer
    x = 217,837.70

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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.