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Finding the Fourth Proportional to 589.50, 884.57 and 300.96

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Solution

The fourth proportional to 589.50, 884.57 and 300.96 is: 451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.50 : 884.57 = 300.96 : x
  2. Step 2: Convert to fraction form
    589.50/884.57 = 300.96/x
  3. Step 3: Cross multiply
    589.50x = 884.57 × 300.96
  4. Step 4: Simplify right side
    589.50x = 266,218.68
  5. Step 5: Solve for x
    x = 266,218.68/589.50
  6. Step 6: Final answer
    x = 451.60

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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.