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Finding the Fourth Proportional to 584.88, 876.60 and 448.38

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Solution

The fourth proportional to 584.88, 876.60 and 448.38 is: 672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.88 : 876.60 = 448.38 : x
  2. Step 2: Convert to fraction form
    584.88/876.60 = 448.38/x
  3. Step 3: Cross multiply
    584.88x = 876.60 × 448.38
  4. Step 4: Simplify right side
    584.88x = 393,049.91
  5. Step 5: Solve for x
    x = 393,049.91/584.88
  6. Step 6: Final answer
    x = 672.02

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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.