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Finding the Fourth Proportional to 452.97, 624.74 and 295.59

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Solution

The fourth proportional to 452.97, 624.74 and 295.59 is: 407.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.97 : 624.74 = 295.59 : x
  2. Step 2: Convert to fraction form
    452.97/624.74 = 295.59/x
  3. Step 3: Cross multiply
    452.97x = 624.74 × 295.59
  4. Step 4: Simplify right side
    452.97x = 184,665.42
  5. Step 5: Solve for x
    x = 184,665.42/452.97
  6. Step 6: Final answer
    x = 407.68

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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.