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Finding the Fourth Proportional to 1,698.37, 2,546.74 and 602.03

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Solution

The fourth proportional to 1,698.37, 2,546.74 and 602.03 is: 902.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698.37 : 2,546.74 = 602.03 : x
  2. Step 2: Convert to fraction form
    1,698.37/2,546.74 = 602.03/x
  3. Step 3: Cross multiply
    1,698.37x = 2,546.74 × 602.03
  4. Step 4: Simplify right side
    1,698.37x = 1,533,221.00
  5. Step 5: Solve for x
    x = 1,533,221.00/1,698.37
  6. Step 6: Final answer
    x = 902.76

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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.