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Finding the Fourth Proportional to 684.06, 1,023.36 and 593.82

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Solution

The fourth proportional to 684.06, 1,023.36 and 593.82 is: 888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    684.06 : 1,023.36 = 593.82 : x
  2. Step 2: Convert to fraction form
    684.06/1,023.36 = 593.82/x
  3. Step 3: Cross multiply
    684.06x = 1,023.36 × 593.82
  4. Step 4: Simplify right side
    684.06x = 607,691.64
  5. Step 5: Solve for x
    x = 607,691.64/684.06
  6. Step 6: Final answer
    x = 888.36

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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.