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Finding the Fourth Proportional to 366.04, 552.04 and 318.25

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Solution

The fourth proportional to 366.04, 552.04 and 318.25 is: 479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.04 : 552.04 = 318.25 : x
  2. Step 2: Convert to fraction form
    366.04/552.04 = 318.25/x
  3. Step 3: Cross multiply
    366.04x = 552.04 × 318.25
  4. Step 4: Simplify right side
    366.04x = 175,686.73
  5. Step 5: Solve for x
    x = 175,686.73/366.04
  6. Step 6: Final answer
    x = 479.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.