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Finding the Fourth Proportional to 592.89, 818.29 and 383.32

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Solution

The fourth proportional to 592.89, 818.29 and 383.32 is: 529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.89 : 818.29 = 383.32 : x
  2. Step 2: Convert to fraction form
    592.89/818.29 = 383.32/x
  3. Step 3: Cross multiply
    592.89x = 818.29 × 383.32
  4. Step 4: Simplify right side
    592.89x = 313,661.67
  5. Step 5: Solve for x
    x = 313,661.67/592.89
  6. Step 6: Final answer
    x = 529.04

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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.