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Finding the Fourth Proportional to 349,425.41, 482,200.71 and 194,375.94

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Solution

The fourth proportional to 349,425.41, 482,200.71 and 194,375.94 is: 268,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,425.41 : 482,200.71 = 194,375.94 : x
  2. Step 2: Convert to fraction form
    349,425.41/482,200.71 = 194,375.94/x
  3. Step 3: Cross multiply
    349,425.41x = 482,200.71 × 194,375.94
  4. Step 4: Simplify right side
    349,425.41x = 93,728,216,274.92
  5. Step 5: Solve for x
    x = 93,728,216,274.92/349,425.41
  6. Step 6: Final answer
    x = 268,235.27

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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.