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Finding the Fourth Proportional to 584.48, 876.85 and 194.47

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Solution

The fourth proportional to 584.48, 876.85 and 194.47 is: 291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.48 : 876.85 = 194.47 : x
  2. Step 2: Convert to fraction form
    584.48/876.85 = 194.47/x
  3. Step 3: Cross multiply
    584.48x = 876.85 × 194.47
  4. Step 4: Simplify right side
    584.48x = 170,518.34
  5. Step 5: Solve for x
    x = 170,518.34/584.48
  6. Step 6: Final answer
    x = 291.74

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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.