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Finding the Fourth Proportional to 591.48, 881.19 and 571.95

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Solution

The fourth proportional to 591.48, 881.19 and 571.95 is: 852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.48 : 881.19 = 571.95 : x
  2. Step 2: Convert to fraction form
    591.48/881.19 = 571.95/x
  3. Step 3: Cross multiply
    591.48x = 881.19 × 571.95
  4. Step 4: Simplify right side
    591.48x = 503,996.62
  5. Step 5: Solve for x
    x = 503,996.62/591.48
  6. Step 6: Final answer
    x = 852.09

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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.