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Finding the Fourth Proportional to 1,749.58, 2,624.35 and 451.02

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Solution

The fourth proportional to 1,749.58, 2,624.35 and 451.02 is: 676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.58 : 2,624.35 = 451.02 : x
  2. Step 2: Convert to fraction form
    1,749.58/2,624.35 = 451.02/x
  3. Step 3: Cross multiply
    1,749.58x = 2,624.35 × 451.02
  4. Step 4: Simplify right side
    1,749.58x = 1,183,634.34
  5. Step 5: Solve for x
    x = 1,183,634.34/1,749.58
  6. Step 6: Final answer
    x = 676.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.