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Finding the Fourth Proportional to 533.04, 735.28 and 336.16

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Solution

The fourth proportional to 533.04, 735.28 and 336.16 is: 463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.04 : 735.28 = 336.16 : x
  2. Step 2: Convert to fraction form
    533.04/735.28 = 336.16/x
  3. Step 3: Cross multiply
    533.04x = 735.28 × 336.16
  4. Step 4: Simplify right side
    533.04x = 247,171.72
  5. Step 5: Solve for x
    x = 247,171.72/533.04
  6. Step 6: Final answer
    x = 463.70

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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.