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Finding the Fourth Proportional to 463.08, 637.48 and 352.28

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Solution

The fourth proportional to 463.08, 637.48 and 352.28 is: 484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.08 : 637.48 = 352.28 : x
  2. Step 2: Convert to fraction form
    463.08/637.48 = 352.28/x
  3. Step 3: Cross multiply
    463.08x = 637.48 × 352.28
  4. Step 4: Simplify right side
    463.08x = 224,571.45
  5. Step 5: Solve for x
    x = 224,571.45/463.08
  6. Step 6: Final answer
    x = 484.95

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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.