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Finding the Fourth Proportional to 1,026.96, 1,540.44 and 593.88

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Solution

The fourth proportional to 1,026.96, 1,540.44 and 593.88 is: 890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.96 : 1,540.44 = 593.88 : x
  2. Step 2: Convert to fraction form
    1,026.96/1,540.44 = 593.88/x
  3. Step 3: Cross multiply
    1,026.96x = 1,540.44 × 593.88
  4. Step 4: Simplify right side
    1,026.96x = 914,836.51
  5. Step 5: Solve for x
    x = 914,836.51/1,026.96
  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.