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Finding the Fourth Proportional to 531.84, 733.28 and 366.16

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Solution

The fourth proportional to 531.84, 733.28 and 366.16 is: 504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.84 : 733.28 = 366.16 : x
  2. Step 2: Convert to fraction form
    531.84/733.28 = 366.16/x
  3. Step 3: Cross multiply
    531.84x = 733.28 × 366.16
  4. Step 4: Simplify right side
    531.84x = 268,497.80
  5. Step 5: Solve for x
    x = 268,497.80/531.84
  6. Step 6: Final answer
    x = 504.85

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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.