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Finding the Fourth Proportional to 527.83, 792.14 and 254.08

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Solution

The fourth proportional to 527.83, 792.14 and 254.08 is: 381.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.83 : 792.14 = 254.08 : x
  2. Step 2: Convert to fraction form
    527.83/792.14 = 254.08/x
  3. Step 3: Cross multiply
    527.83x = 792.14 × 254.08
  4. Step 4: Simplify right side
    527.83x = 201,266.93
  5. Step 5: Solve for x
    x = 201,266.93/527.83
  6. Step 6: Final answer
    x = 381.31

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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.