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Finding the Fourth Proportional to 565,415.33, 848,228.06 and 186,362.66

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Solution

The fourth proportional to 565,415.33, 848,228.06 and 186,362.66 is: 279,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,415.33 : 848,228.06 = 186,362.66 : x
  2. Step 2: Convert to fraction form
    565,415.33/848,228.06 = 186,362.66/x
  3. Step 3: Cross multiply
    565,415.33x = 848,228.06 × 186,362.66
  4. Step 4: Simplify right side
    565,415.33x = 158,078,040,134.72
  5. Step 5: Solve for x
    x = 158,078,040,134.72/565,415.33
  6. Step 6: Final answer
    x = 279,578.63

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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.