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Finding the Fourth Proportional to 676.11, 933.01 and 377.35

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Solution

The fourth proportional to 676.11, 933.01 and 377.35 is: 520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.11 : 933.01 = 377.35 : x
  2. Step 2: Convert to fraction form
    676.11/933.01 = 377.35/x
  3. Step 3: Cross multiply
    676.11x = 933.01 × 377.35
  4. Step 4: Simplify right side
    676.11x = 352,070.17
  5. Step 5: Solve for x
    x = 352,070.17/676.11
  6. Step 6: Final answer
    x = 520.73

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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.