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Finding the Fourth Proportional to 496.00, 743.48 and 358.70

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Solution

The fourth proportional to 496.00, 743.48 and 358.70 is: 537.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.00 : 743.48 = 358.70 : x
  2. Step 2: Convert to fraction form
    496.00/743.48 = 358.70/x
  3. Step 3: Cross multiply
    496.00x = 743.48 × 358.70
  4. Step 4: Simplify right side
    496.00x = 266,686.28
  5. Step 5: Solve for x
    x = 266,686.28/496.00
  6. Step 6: Final answer
    x = 537.68

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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.