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Finding the Fourth Proportional to 452.82, 625.04 and 295.18

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Solution

The fourth proportional to 452.82, 625.04 and 295.18 is: 407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.82 : 625.04 = 295.18 : x
  2. Step 2: Convert to fraction form
    452.82/625.04 = 295.18/x
  3. Step 3: Cross multiply
    452.82x = 625.04 × 295.18
  4. Step 4: Simplify right side
    452.82x = 184,494.71
  5. Step 5: Solve for x
    x = 184,494.71/452.82
  6. Step 6: Final answer
    x = 407.43

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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.