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Finding the Fourth Proportional to 417.32, 625.37 and 295.82

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Solution

The fourth proportional to 417.32, 625.37 and 295.82 is: 443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    417.32 : 625.37 = 295.82 : x
  2. Step 2: Convert to fraction form
    417.32/625.37 = 295.82/x
  3. Step 3: Cross multiply
    417.32x = 625.37 × 295.82
  4. Step 4: Simplify right side
    417.32x = 184,992.35
  5. Step 5: Solve for x
    x = 184,992.35/417.32
  6. Step 6: Final answer
    x = 443.29

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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.