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Finding the Fourth Proportional to 452.51, 624.07 and 295.09

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Solution

The fourth proportional to 452.51, 624.07 and 295.09 is: 406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.51 : 624.07 = 295.09 : x
  2. Step 2: Convert to fraction form
    452.51/624.07 = 295.09/x
  3. Step 3: Cross multiply
    452.51x = 624.07 × 295.09
  4. Step 4: Simplify right side
    452.51x = 184,156.82
  5. Step 5: Solve for x
    x = 184,156.82/452.51
  6. Step 6: Final answer
    x = 406.97

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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.