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Finding the Fourth Proportional to 1,597.35, 2,396.01 and 623.45

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Solution

The fourth proportional to 1,597.35, 2,396.01 and 623.45 is: 935.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.35 : 2,396.01 = 623.45 : x
  2. Step 2: Convert to fraction form
    1,597.35/2,396.01 = 623.45/x
  3. Step 3: Cross multiply
    1,597.35x = 2,396.01 × 623.45
  4. Step 4: Simplify right side
    1,597.35x = 1,493,800.76
  5. Step 5: Solve for x
    x = 1,493,800.76/1,597.35
  6. Step 6: Final answer
    x = 935.18

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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.