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Finding the Fourth Proportional to 573.88, 860.83 and 141.04

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Solution

The fourth proportional to 573.88, 860.83 and 141.04 is: 211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.88 : 860.83 = 141.04 : x
  2. Step 2: Convert to fraction form
    573.88/860.83 = 141.04/x
  3. Step 3: Cross multiply
    573.88x = 860.83 × 141.04
  4. Step 4: Simplify right side
    573.88x = 121,410.76
  5. Step 5: Solve for x
    x = 121,410.76/573.88
  6. Step 6: Final answer
    x = 211.56

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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.