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Finding the Fourth Proportional to 382.46, 527.87 and 264.41

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Solution

The fourth proportional to 382.46, 527.87 and 264.41 is: 364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.46 : 527.87 = 264.41 : x
  2. Step 2: Convert to fraction form
    382.46/527.87 = 264.41/x
  3. Step 3: Cross multiply
    382.46x = 527.87 × 264.41
  4. Step 4: Simplify right side
    382.46x = 139,572.13
  5. Step 5: Solve for x
    x = 139,572.13/382.46
  6. Step 6: Final answer
    x = 364.93

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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.