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Finding the Fourth Proportional to 352.58, 524.69 and 348.93

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Solution

The fourth proportional to 352.58, 524.69 and 348.93 is: 519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.58 : 524.69 = 348.93 : x
  2. Step 2: Convert to fraction form
    352.58/524.69 = 348.93/x
  3. Step 3: Cross multiply
    352.58x = 524.69 × 348.93
  4. Step 4: Simplify right side
    352.58x = 183,079.65
  5. Step 5: Solve for x
    x = 183,079.65/352.58
  6. Step 6: Final answer
    x = 519.26

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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.