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Finding the Fourth Proportional to 594.20, 890.63 and 223.65

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Solution

The fourth proportional to 594.20, 890.63 and 223.65 is: 335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.20 : 890.63 = 223.65 : x
  2. Step 2: Convert to fraction form
    594.20/890.63 = 223.65/x
  3. Step 3: Cross multiply
    594.20x = 890.63 × 223.65
  4. Step 4: Simplify right side
    594.20x = 199,188.28
  5. Step 5: Solve for x
    x = 199,188.28/594.20
  6. Step 6: Final answer
    x = 335.22

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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.