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Finding the Fourth Proportional to 566,249.48, 848,781.90 and 211,109

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Solution

The fourth proportional to 566,249.48, 848,781.90 and 211,109 is: 316,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,249.48 : 848,781.90 = 211,109 : x
  2. Step 2: Convert to fraction form
    566,249.48/848,781.90 = 211,109/x
  3. Step 3: Cross multiply
    566,249.48x = 848,781.90 × 211,109
  4. Step 4: Simplify right side
    566,249.48x = 179,185,498,127.10
  5. Step 5: Solve for x
    x = 179,185,498,127.10/566,249.48
  6. Step 6: Final answer
    x = 316,442.67

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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.