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Finding the Fourth Proportional to 1,693.48, 2,540.52 and 598.48

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Solution

The fourth proportional to 1,693.48, 2,540.52 and 598.48 is: 897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.48 : 2,540.52 = 598.48 : x
  2. Step 2: Convert to fraction form
    1,693.48/2,540.52 = 598.48/x
  3. Step 3: Cross multiply
    1,693.48x = 2,540.52 × 598.48
  4. Step 4: Simplify right side
    1,693.48x = 1,520,450.41
  5. Step 5: Solve for x
    x = 1,520,450.41/1,693.48
  6. Step 6: Final answer
    x = 897.83

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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.