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Finding the Fourth Proportional to 594.72, 819.50 and 505.92

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Solution

The fourth proportional to 594.72, 819.50 and 505.92 is: 697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.72 : 819.50 = 505.92 : x
  2. Step 2: Convert to fraction form
    594.72/819.50 = 505.92/x
  3. Step 3: Cross multiply
    594.72x = 819.50 × 505.92
  4. Step 4: Simplify right side
    594.72x = 414,601.44
  5. Step 5: Solve for x
    x = 414,601.44/594.72
  6. Step 6: Final answer
    x = 697.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.