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Finding the Fourth Proportional to 533.13, 735.18 and 473.94

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Solution

The fourth proportional to 533.13, 735.18 and 473.94 is: 653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.13 : 735.18 = 473.94 : x
  2. Step 2: Convert to fraction form
    533.13/735.18 = 473.94/x
  3. Step 3: Cross multiply
    533.13x = 735.18 × 473.94
  4. Step 4: Simplify right side
    533.13x = 348,431.21
  5. Step 5: Solve for x
    x = 348,431.21/533.13
  6. Step 6: Final answer
    x = 653.56

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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.