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Finding the Fourth Proportional to 584.44, 876.02 and 310.20

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Solution

The fourth proportional to 584.44, 876.02 and 310.20 is: 464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.44 : 876.02 = 310.20 : x
  2. Step 2: Convert to fraction form
    584.44/876.02 = 310.20/x
  3. Step 3: Cross multiply
    584.44x = 876.02 × 310.20
  4. Step 4: Simplify right side
    584.44x = 271,741.40
  5. Step 5: Solve for x
    x = 271,741.40/584.44
  6. Step 6: Final answer
    x = 464.96

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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.