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Finding the Fourth Proportional to 584.52, 801.87 and 574.80

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Solution

The fourth proportional to 584.52, 801.87 and 574.80 is: 788.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.52 : 801.87 = 574.80 : x
  2. Step 2: Convert to fraction form
    584.52/801.87 = 574.80/x
  3. Step 3: Cross multiply
    584.52x = 801.87 × 574.80
  4. Step 4: Simplify right side
    584.52x = 460,914.88
  5. Step 5: Solve for x
    x = 460,914.88/584.52
  6. Step 6: Final answer
    x = 788.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.