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Finding the Fourth Proportional to 604.18, 833.29 and 382.92

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Solution

The fourth proportional to 604.18, 833.29 and 382.92 is: 528.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.18 : 833.29 = 382.92 : x
  2. Step 2: Convert to fraction form
    604.18/833.29 = 382.92/x
  3. Step 3: Cross multiply
    604.18x = 833.29 × 382.92
  4. Step 4: Simplify right side
    604.18x = 319,083.41
  5. Step 5: Solve for x
    x = 319,083.41/604.18
  6. Step 6: Final answer
    x = 528.13

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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.