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Finding the Fourth Proportional to 592.03, 816.86 and 329.98

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Solution

The fourth proportional to 592.03, 816.86 and 329.98 is: 455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.03 : 816.86 = 329.98 : x
  2. Step 2: Convert to fraction form
    592.03/816.86 = 329.98/x
  3. Step 3: Cross multiply
    592.03x = 816.86 × 329.98
  4. Step 4: Simplify right side
    592.03x = 269,545.81
  5. Step 5: Solve for x
    x = 269,545.81/592.03
  6. Step 6: Final answer
    x = 455.29

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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.