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Finding the Fourth Proportional to 373.62, 556.68 and 359.66

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Solution

The fourth proportional to 373.62, 556.68 and 359.66 is: 535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.62 : 556.68 = 359.66 : x
  2. Step 2: Convert to fraction form
    373.62/556.68 = 359.66/x
  3. Step 3: Cross multiply
    373.62x = 556.68 × 359.66
  4. Step 4: Simplify right side
    373.62x = 200,213.73
  5. Step 5: Solve for x
    x = 200,213.73/373.62
  6. Step 6: Final answer
    x = 535.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.