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Finding the Fourth Proportional to 348.42, 522.36 and 183.99

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Solution

The fourth proportional to 348.42, 522.36 and 183.99 is: 275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.42 : 522.36 = 183.99 : x
  2. Step 2: Convert to fraction form
    348.42/522.36 = 183.99/x
  3. Step 3: Cross multiply
    348.42x = 522.36 × 183.99
  4. Step 4: Simplify right side
    348.42x = 96,109.02
  5. Step 5: Solve for x
    x = 96,109.02/348.42
  6. Step 6: Final answer
    x = 275.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.