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Finding the Fourth Proportional to 349,468.34, 481,946.49 and 259,049.57

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Solution

The fourth proportional to 349,468.34, 481,946.49 and 259,049.57 is: 357,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,468.34 : 481,946.49 = 259,049.57 : x
  2. Step 2: Convert to fraction form
    349,468.34/481,946.49 = 259,049.57/x
  3. Step 3: Cross multiply
    349,468.34x = 481,946.49 × 259,049.57
  4. Step 4: Simplify right side
    349,468.34x = 124,848,028,587.78
  5. Step 5: Solve for x
    x = 124,848,028,587.78/349,468.34
  6. Step 6: Final answer
    x = 357,251.33

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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.