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Finding the Fourth Proportional to 619.23, 929.39 and 596.55

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Solution

The fourth proportional to 619.23, 929.39 and 596.55 is: 895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    619.23 : 929.39 = 596.55 : x
  2. Step 2: Convert to fraction form
    619.23/929.39 = 596.55/x
  3. Step 3: Cross multiply
    619.23x = 929.39 × 596.55
  4. Step 4: Simplify right side
    619.23x = 554,424.62
  5. Step 5: Solve for x
    x = 554,424.62/619.23
  6. Step 6: Final answer
    x = 895.35

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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.