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Finding the Fourth Proportional to 835.62, 1,255.25 and 593.68

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Solution

The fourth proportional to 835.62, 1,255.25 and 593.68 is: 891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.62 : 1,255.25 = 593.68 : x
  2. Step 2: Convert to fraction form
    835.62/1,255.25 = 593.68/x
  3. Step 3: Cross multiply
    835.62x = 1,255.25 × 593.68
  4. Step 4: Simplify right side
    835.62x = 745,214.18
  5. Step 5: Solve for x
    x = 745,214.18/835.62
  6. Step 6: Final answer
    x = 891.81

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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.