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Finding the Fourth Proportional to 592.88, 814.81 and 556.16

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Solution

The fourth proportional to 592.88, 814.81 and 556.16 is: 764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.88 : 814.81 = 556.16 : x
  2. Step 2: Convert to fraction form
    592.88/814.81 = 556.16/x
  3. Step 3: Cross multiply
    592.88x = 814.81 × 556.16
  4. Step 4: Simplify right side
    592.88x = 453,164.73
  5. Step 5: Solve for x
    x = 453,164.73/592.88
  6. Step 6: Final answer
    x = 764.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.