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Finding the Fourth Proportional to 533.04, 736.12 and 454.96

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Solution

The fourth proportional to 533.04, 736.12 and 454.96 is: 628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.04 : 736.12 = 454.96 : x
  2. Step 2: Convert to fraction form
    533.04/736.12 = 454.96/x
  3. Step 3: Cross multiply
    533.04x = 736.12 × 454.96
  4. Step 4: Simplify right side
    533.04x = 334,905.16
  5. Step 5: Solve for x
    x = 334,905.16/533.04
  6. Step 6: Final answer
    x = 628.29

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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.