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Finding the Fourth Proportional to 348.57, 522.59 and 233.01

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Solution

The fourth proportional to 348.57, 522.59 and 233.01 is: 349.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.57 : 522.59 = 233.01 : x
  2. Step 2: Convert to fraction form
    348.57/522.59 = 233.01/x
  3. Step 3: Cross multiply
    348.57x = 522.59 × 233.01
  4. Step 4: Simplify right side
    348.57x = 121,767.53
  5. Step 5: Solve for x
    x = 121,767.53/348.57
  6. Step 6: Final answer
    x = 349.33

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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.