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Finding the Fourth Proportional to 395.14, 590.88 and 352.06

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Solution

The fourth proportional to 395.14, 590.88 and 352.06 is: 526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.14 : 590.88 = 352.06 : x
  2. Step 2: Convert to fraction form
    395.14/590.88 = 352.06/x
  3. Step 3: Cross multiply
    395.14x = 590.88 × 352.06
  4. Step 4: Simplify right side
    395.14x = 208,025.21
  5. Step 5: Solve for x
    x = 208,025.21/395.14
  6. Step 6: Final answer
    x = 526.46

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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.