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Finding the Fourth Proportional to 576.29, 795.29 and 314.33

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Solution

The fourth proportional to 576.29, 795.29 and 314.33 is: 433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.29 : 795.29 = 314.33 : x
  2. Step 2: Convert to fraction form
    576.29/795.29 = 314.33/x
  3. Step 3: Cross multiply
    576.29x = 795.29 × 314.33
  4. Step 4: Simplify right side
    576.29x = 249,977.96
  5. Step 5: Solve for x
    x = 249,977.96/576.29
  6. Step 6: Final answer
    x = 433.77

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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.