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Finding the Fourth Proportional to 523.47, 779.04 and 504.03

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Solution

The fourth proportional to 523.47, 779.04 and 504.03 is: 750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.47 : 779.04 = 504.03 : x
  2. Step 2: Convert to fraction form
    523.47/779.04 = 504.03/x
  3. Step 3: Cross multiply
    523.47x = 779.04 × 504.03
  4. Step 4: Simplify right side
    523.47x = 392,659.53
  5. Step 5: Solve for x
    x = 392,659.53/523.47
  6. Step 6: Final answer
    x = 750.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.