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Finding the Fourth Proportional to 382.84, 527.67 and 293.08

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Solution

The fourth proportional to 382.84, 527.67 and 293.08 is: 403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.84 : 527.67 = 293.08 : x
  2. Step 2: Convert to fraction form
    382.84/527.67 = 293.08/x
  3. Step 3: Cross multiply
    382.84x = 527.67 × 293.08
  4. Step 4: Simplify right side
    382.84x = 154,650.46
  5. Step 5: Solve for x
    x = 154,650.46/382.84
  6. Step 6: Final answer
    x = 403.96

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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.