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Finding the Fourth Proportional to 352.36, 524.93 and 348.52

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Solution

The fourth proportional to 352.36, 524.93 and 348.52 is: 519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.36 : 524.93 = 348.52 : x
  2. Step 2: Convert to fraction form
    352.36/524.93 = 348.52/x
  3. Step 3: Cross multiply
    352.36x = 524.93 × 348.52
  4. Step 4: Simplify right side
    352.36x = 182,948.60
  5. Step 5: Solve for x
    x = 182,948.60/352.36
  6. Step 6: Final answer
    x = 519.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.