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Finding the Fourth Proportional to 592.13, 816.54 and 481.16

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Solution

The fourth proportional to 592.13, 816.54 and 481.16 is: 663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.13 : 816.54 = 481.16 : x
  2. Step 2: Convert to fraction form
    592.13/816.54 = 481.16/x
  3. Step 3: Cross multiply
    592.13x = 816.54 × 481.16
  4. Step 4: Simplify right side
    592.13x = 392,886.39
  5. Step 5: Solve for x
    x = 392,886.39/592.13
  6. Step 6: Final answer
    x = 663.51

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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.