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Finding the Third Proportional to 368,027.72 and 553,884.33

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Solution

The third proportional to 368,027.72 and 553,884.33 is: 833,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,027.72 : 553,884.33 = 553,884.33 : x
  2. Step 2: Convert to fraction form
    368,027.72/553,884.33 = 553,884.33/x
  3. Step 3: Cross multiply
    368,027.72x = 553,884.33 × 553,884.33
  4. Step 4: Simplify right side
    368,027.72x = 306,787,848,942.48
  5. Step 5: Solve for x
    x = 306,787,848,942.48/368,027.72
  6. Step 6: Final answer
    x = 833,599.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.