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Finding the Fourth Proportional to 350.97, 526.74 and 248.35

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Solution

The fourth proportional to 350.97, 526.74 and 248.35 is: 372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.97 : 526.74 = 248.35 : x
  2. Step 2: Convert to fraction form
    350.97/526.74 = 248.35/x
  3. Step 3: Cross multiply
    350.97x = 526.74 × 248.35
  4. Step 4: Simplify right side
    350.97x = 130,814.62
  5. Step 5: Solve for x
    x = 130,814.62/350.97
  6. Step 6: Final answer
    x = 372.73

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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.