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Finding the Fourth Proportional to 589.56, 883.86 and 301.20

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Solution

The fourth proportional to 589.56, 883.86 and 301.20 is: 451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.56 : 883.86 = 301.20 : x
  2. Step 2: Convert to fraction form
    589.56/883.86 = 301.20/x
  3. Step 3: Cross multiply
    589.56x = 883.86 × 301.20
  4. Step 4: Simplify right side
    589.56x = 266,218.63
  5. Step 5: Solve for x
    x = 266,218.63/589.56
  6. Step 6: Final answer
    x = 451.55

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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.