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Finding the Fourth Proportional to 527.71, 791.58 and 504.02

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Solution

The fourth proportional to 527.71, 791.58 and 504.02 is: 756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.71 : 791.58 = 504.02 : x
  2. Step 2: Convert to fraction form
    527.71/791.58 = 504.02/x
  3. Step 3: Cross multiply
    527.71x = 791.58 × 504.02
  4. Step 4: Simplify right side
    527.71x = 398,968.19
  5. Step 5: Solve for x
    x = 398,968.19/527.71
  6. Step 6: Final answer
    x = 756.04

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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.