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Finding the Fourth Proportional to 1,597.47, 2,396.48 and 623.63

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Solution

The fourth proportional to 1,597.47, 2,396.48 and 623.63 is: 935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.47 : 2,396.48 = 623.63 : x
  2. Step 2: Convert to fraction form
    1,597.47/2,396.48 = 623.63/x
  3. Step 3: Cross multiply
    1,597.47x = 2,396.48 × 623.63
  4. Step 4: Simplify right side
    1,597.47x = 1,494,501.72
  5. Step 5: Solve for x
    x = 1,494,501.72/1,597.47
  6. Step 6: Final answer
    x = 935.54

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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.