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Finding the Fourth Proportional to 1,450.58, 2,174.54 and 584.30

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Solution

The fourth proportional to 1,450.58, 2,174.54 and 584.30 is: 875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.58 : 2,174.54 = 584.30 : x
  2. Step 2: Convert to fraction form
    1,450.58/2,174.54 = 584.30/x
  3. Step 3: Cross multiply
    1,450.58x = 2,174.54 × 584.30
  4. Step 4: Simplify right side
    1,450.58x = 1,270,583.72
  5. Step 5: Solve for x
    x = 1,270,583.72/1,450.58
  6. Step 6: Final answer
    x = 875.91

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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.