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Finding the Fourth Proportional to 533.06, 735.60 and 517.34

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Solution

The fourth proportional to 533.06, 735.60 and 517.34 is: 713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.06 : 735.60 = 517.34 : x
  2. Step 2: Convert to fraction form
    533.06/735.60 = 517.34/x
  3. Step 3: Cross multiply
    533.06x = 735.60 × 517.34
  4. Step 4: Simplify right side
    533.06x = 380,551.63
  5. Step 5: Solve for x
    x = 380,551.63/533.06
  6. Step 6: Final answer
    x = 713.91

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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.