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Finding the Fourth Proportional to 339,011.84, 467,846.88 and 188,122.88

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Solution

The fourth proportional to 339,011.84, 467,846.88 and 188,122.88 is: 259,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,011.84 : 467,846.88 = 188,122.88 : x
  2. Step 2: Convert to fraction form
    339,011.84/467,846.88 = 188,122.88/x
  3. Step 3: Cross multiply
    339,011.84x = 467,846.88 × 188,122.88
  4. Step 4: Simplify right side
    339,011.84x = 88,012,702,464.61
  5. Step 5: Solve for x
    x = 88,012,702,464.61/339,011.84
  6. Step 6: Final answer
    x = 259,615.42

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1.5x scale

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.