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Finding the Fourth Proportional to 349,524.42, 482,339.07 and 196,562.57

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Solution

The fourth proportional to 349,524.42, 482,339.07 and 196,562.57 is: 271,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,524.42 : 482,339.07 = 196,562.57 : x
  2. Step 2: Convert to fraction form
    349,524.42/482,339.07 = 196,562.57/x
  3. Step 3: Cross multiply
    349,524.42x = 482,339.07 × 196,562.57
  4. Step 4: Simplify right side
    349,524.42x = 94,809,804,798.91
  5. Step 5: Solve for x
    x = 94,809,804,798.91/349,524.42
  6. Step 6: Final answer
    x = 271,253.74

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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.