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Finding the Fourth Proportional to 526.91, 791.26 and 504.87

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Solution

The fourth proportional to 526.91, 791.26 and 504.87 is: 758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.91 : 791.26 = 504.87 : x
  2. Step 2: Convert to fraction form
    526.91/791.26 = 504.87/x
  3. Step 3: Cross multiply
    526.91x = 791.26 × 504.87
  4. Step 4: Simplify right side
    526.91x = 399,486.14
  5. Step 5: Solve for x
    x = 399,486.14/526.91
  6. Step 6: Final answer
    x = 758.16

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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.