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Finding the Fourth Proportional to 303,345.76, 418,597.32 and 182,464.60

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Solution

The fourth proportional to 303,345.76, 418,597.32 and 182,464.60 is: 251,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,345.76 : 418,597.32 = 182,464.60 : x
  2. Step 2: Convert to fraction form
    303,345.76/418,597.32 = 182,464.60/x
  3. Step 3: Cross multiply
    303,345.76x = 418,597.32 × 182,464.60
  4. Step 4: Simplify right side
    303,345.76x = 76,379,192,554.87
  5. Step 5: Solve for x
    x = 76,379,192,554.87/303,345.76
  6. Step 6: Final answer
    x = 251,789.22

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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.