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Finding the Fourth Proportional to 528.56, 792.02 and 236.01

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Solution

The fourth proportional to 528.56, 792.02 and 236.01 is: 353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    528.56 : 792.02 = 236.01 : x
  2. Step 2: Convert to fraction form
    528.56/792.02 = 236.01/x
  3. Step 3: Cross multiply
    528.56x = 792.02 × 236.01
  4. Step 4: Simplify right side
    528.56x = 186,923.46
  5. Step 5: Solve for x
    x = 186,923.46/528.56
  6. Step 6: Final answer
    x = 353.65

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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.