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Finding the Fourth Proportional to 503.35, 754.73 and 195.16

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Solution

The fourth proportional to 503.35, 754.73 and 195.16 is: 292.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.35 : 754.73 = 195.16 : x
  2. Step 2: Convert to fraction form
    503.35/754.73 = 195.16/x
  3. Step 3: Cross multiply
    503.35x = 754.73 × 195.16
  4. Step 4: Simplify right side
    503.35x = 147,291.84
  5. Step 5: Solve for x
    x = 147,291.84/503.35
  6. Step 6: Final answer
    x = 292.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.