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Finding the Fourth Proportional to 836.63, 1,253.73 and 593.63

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Solution

The fourth proportional to 836.63, 1,253.73 and 593.63 is: 889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    836.63 : 1,253.73 = 593.63 : x
  2. Step 2: Convert to fraction form
    836.63/1,253.73 = 593.63/x
  3. Step 3: Cross multiply
    836.63x = 1,253.73 × 593.63
  4. Step 4: Simplify right side
    836.63x = 744,251.74
  5. Step 5: Solve for x
    x = 744,251.74/836.63
  6. Step 6: Final answer
    x = 889.58

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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.