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Finding the Fourth Proportional to 582.01, 871.89 and 552.49

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Solution

The fourth proportional to 582.01, 871.89 and 552.49 is: 827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.01 : 871.89 = 552.49 : x
  2. Step 2: Convert to fraction form
    582.01/871.89 = 552.49/x
  3. Step 3: Cross multiply
    582.01x = 871.89 × 552.49
  4. Step 4: Simplify right side
    582.01x = 481,710.51
  5. Step 5: Solve for x
    x = 481,710.51/582.01
  6. Step 6: Final answer
    x = 827.67

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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.