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Finding the Fourth Proportional to 576.26, 795.23 and 314.27

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Solution

The fourth proportional to 576.26, 795.23 and 314.27 is: 433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.26 : 795.23 = 314.27 : x
  2. Step 2: Convert to fraction form
    576.26/795.23 = 314.27/x
  3. Step 3: Cross multiply
    576.26x = 795.23 × 314.27
  4. Step 4: Simplify right side
    576.26x = 249,911.38
  5. Step 5: Solve for x
    x = 249,911.38/576.26
  6. Step 6: Final answer
    x = 433.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.