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Finding the Fourth Proportional to 352.96, 526.28 and 352.48

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Solution

The fourth proportional to 352.96, 526.28 and 352.48 is: 525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.96 : 526.28 = 352.48 : x
  2. Step 2: Convert to fraction form
    352.96/526.28 = 352.48/x
  3. Step 3: Cross multiply
    352.96x = 526.28 × 352.48
  4. Step 4: Simplify right side
    352.96x = 185,503.17
  5. Step 5: Solve for x
    x = 185,503.17/352.96
  6. Step 6: Final answer
    x = 525.56

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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.