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Finding the Fourth Proportional to 675.82, 933.03 and 605.75

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Solution

The fourth proportional to 675.82, 933.03 and 605.75 is: 836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.82 : 933.03 = 605.75 : x
  2. Step 2: Convert to fraction form
    675.82/933.03 = 605.75/x
  3. Step 3: Cross multiply
    675.82x = 933.03 × 605.75
  4. Step 4: Simplify right side
    675.82x = 565,182.92
  5. Step 5: Solve for x
    x = 565,182.92/675.82
  6. Step 6: Final answer
    x = 836.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.