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Finding the Fourth Proportional to 591.03, 882.54 and 528.93

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Solution

The fourth proportional to 591.03, 882.54 and 528.93 is: 789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.03 : 882.54 = 528.93 : x
  2. Step 2: Convert to fraction form
    591.03/882.54 = 528.93/x
  3. Step 3: Cross multiply
    591.03x = 882.54 × 528.93
  4. Step 4: Simplify right side
    591.03x = 466,801.88
  5. Step 5: Solve for x
    x = 466,801.88/591.03
  6. Step 6: Final answer
    x = 789.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.