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Finding the Fourth Proportional to 358.48, 534.52 and 352

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Solution

The fourth proportional to 358.48, 534.52 and 352 is: 524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.48 : 534.52 = 352 : x
  2. Step 2: Convert to fraction form
    358.48/534.52 = 352/x
  3. Step 3: Cross multiply
    358.48x = 534.52 × 352
  4. Step 4: Simplify right side
    358.48x = 188,151.04
  5. Step 5: Solve for x
    x = 188,151.04/358.48
  6. Step 6: Final answer
    x = 524.86

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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.