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Finding the Fourth Proportional to 298.67, 448.22 and 116.10

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Solution

The fourth proportional to 298.67, 448.22 and 116.10 is: 174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.67 : 448.22 = 116.10 : x
  2. Step 2: Convert to fraction form
    298.67/448.22 = 116.10/x
  3. Step 3: Cross multiply
    298.67x = 448.22 × 116.10
  4. Step 4: Simplify right side
    298.67x = 52,038.63
  5. Step 5: Solve for x
    x = 52,038.63/298.67
  6. Step 6: Final answer
    x = 174.24

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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.