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Finding the Fourth Proportional to 624.62, 937.38 and 300.18

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Solution

The fourth proportional to 624.62, 937.38 and 300.18 is: 450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.62 : 937.38 = 300.18 : x
  2. Step 2: Convert to fraction form
    624.62/937.38 = 300.18/x
  3. Step 3: Cross multiply
    624.62x = 937.38 × 300.18
  4. Step 4: Simplify right side
    624.62x = 281,382.73
  5. Step 5: Solve for x
    x = 281,382.73/624.62
  6. Step 6: Final answer
    x = 450.49

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1.5x scale

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.