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Finding the Fourth Proportional to 588.24, 812.04 and 441.36

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Solution

The fourth proportional to 588.24, 812.04 and 441.36 is: 609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.24 : 812.04 = 441.36 : x
  2. Step 2: Convert to fraction form
    588.24/812.04 = 441.36/x
  3. Step 3: Cross multiply
    588.24x = 812.04 × 441.36
  4. Step 4: Simplify right side
    588.24x = 358,401.97
  5. Step 5: Solve for x
    x = 358,401.97/588.24
  6. Step 6: Final answer
    x = 609.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.