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Finding the Fourth Proportional to 1,597.59, 2,395.40 and 622.53

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Solution

The fourth proportional to 1,597.59, 2,395.40 and 622.53 is: 933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.59 : 2,395.40 = 622.53 : x
  2. Step 2: Convert to fraction form
    1,597.59/2,395.40 = 622.53/x
  3. Step 3: Cross multiply
    1,597.59x = 2,395.40 × 622.53
  4. Step 4: Simplify right side
    1,597.59x = 1,491,205.25
  5. Step 5: Solve for x
    x = 1,491,205.25/1,597.59
  6. Step 6: Final answer
    x = 933.41

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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.