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Finding the Fourth Proportional to 339,030.54, 467,884.01 and 188,127.54

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Solution

The fourth proportional to 339,030.54, 467,884.01 and 188,127.54 is: 259,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,030.54 : 467,884.01 = 188,127.54 : x
  2. Step 2: Convert to fraction form
    339,030.54/467,884.01 = 188,127.54/x
  3. Step 3: Cross multiply
    339,030.54x = 467,884.01 × 188,127.54
  4. Step 4: Simplify right side
    339,030.54x = 88,021,867,806.64
  5. Step 5: Solve for x
    x = 88,021,867,806.64/339,030.54
  6. Step 6: Final answer
    x = 259,628.14

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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.