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Finding the Fourth Proportional to 1,827.72, 2,739.84 and 594.26

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Solution

The fourth proportional to 1,827.72, 2,739.84 and 594.26 is: 890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.72 : 2,739.84 = 594.26 : x
  2. Step 2: Convert to fraction form
    1,827.72/2,739.84 = 594.26/x
  3. Step 3: Cross multiply
    1,827.72x = 2,739.84 × 594.26
  4. Step 4: Simplify right side
    1,827.72x = 1,628,163.62
  5. Step 5: Solve for x
    x = 1,628,163.62/1,827.72
  6. Step 6: Final answer
    x = 890.82

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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.