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Finding the Fourth Proportional to 533.19, 735.81 and 297.17

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Solution

The fourth proportional to 533.19, 735.81 and 297.17 is: 410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.19 : 735.81 = 297.17 : x
  2. Step 2: Convert to fraction form
    533.19/735.81 = 297.17/x
  3. Step 3: Cross multiply
    533.19x = 735.81 × 297.17
  4. Step 4: Simplify right side
    533.19x = 218,660.30
  5. Step 5: Solve for x
    x = 218,660.30/533.19
  6. Step 6: Final answer
    x = 410.10

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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.