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Finding the Fourth Proportional to 624.56, 937 and 300.08

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Solution

The fourth proportional to 624.56, 937 and 300.08 is: 450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.56 : 937 = 300.08 : x
  2. Step 2: Convert to fraction form
    624.56/937 = 300.08/x
  3. Step 3: Cross multiply
    624.56x = 937 × 300.08
  4. Step 4: Simplify right side
    624.56x = 281,174.96
  5. Step 5: Solve for x
    x = 281,174.96/624.56
  6. Step 6: Final answer
    x = 450.20

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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.