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Finding the Fourth Proportional to 1,596.43, 2,395.59 and 623.35

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Solution

The fourth proportional to 1,596.43, 2,395.59 and 623.35 is: 935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.43 : 2,395.59 = 623.35 : x
  2. Step 2: Convert to fraction form
    1,596.43/2,395.59 = 623.35/x
  3. Step 3: Cross multiply
    1,596.43x = 2,395.59 × 623.35
  4. Step 4: Simplify right side
    1,596.43x = 1,493,291.03
  5. Step 5: Solve for x
    x = 1,493,291.03/1,596.43
  6. Step 6: Final answer
    x = 935.39

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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.