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Finding the Fourth Proportional to 527.52, 792 and 335.28

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Solution

The fourth proportional to 527.52, 792 and 335.28 is: 503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.52 : 792 = 335.28 : x
  2. Step 2: Convert to fraction form
    527.52/792 = 335.28/x
  3. Step 3: Cross multiply
    527.52x = 792 × 335.28
  4. Step 4: Simplify right side
    527.52x = 265,541.76
  5. Step 5: Solve for x
    x = 265,541.76/527.52
  6. Step 6: Final answer
    x = 503.38

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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.