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Finding the Fourth Proportional to 601.45, 833.79 and 568.60

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Solution

The fourth proportional to 601.45, 833.79 and 568.60 is: 788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.45 : 833.79 = 568.60 : x
  2. Step 2: Convert to fraction form
    601.45/833.79 = 568.60/x
  3. Step 3: Cross multiply
    601.45x = 833.79 × 568.60
  4. Step 4: Simplify right side
    601.45x = 474,092.99
  5. Step 5: Solve for x
    x = 474,092.99/601.45
  6. Step 6: Final answer
    x = 788.25

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.