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Finding the Fourth Proportional to 589.11, 883.80 and 416.11

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Solution

The fourth proportional to 589.11, 883.80 and 416.11 is: 624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.11 : 883.80 = 416.11 : x
  2. Step 2: Convert to fraction form
    589.11/883.80 = 416.11/x
  3. Step 3: Cross multiply
    589.11x = 883.80 × 416.11
  4. Step 4: Simplify right side
    589.11x = 367,761.27
  5. Step 5: Solve for x
    x = 367,761.27/589.11
  6. Step 6: Final answer
    x = 624.27

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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.