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Finding the Fourth Proportional to 848,662.16, 1,174,237.78 and 739,992.94

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Solution

The fourth proportional to 848,662.16, 1,174,237.78 and 739,992.94 is: 1,023,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,662.16 : 1,174,237.78 = 739,992.94 : x
  2. Step 2: Convert to fraction form
    848,662.16/1,174,237.78 = 739,992.94/x
  3. Step 3: Cross multiply
    848,662.16x = 1,174,237.78 × 739,992.94
  4. Step 4: Simplify right side
    848,662.16x = 868,927,667,081.27
  5. Step 5: Solve for x
    x = 868,927,667,081.27/848,662.16
  6. Step 6: Final answer
    x = 1,023,879.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.