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Finding the Fourth Proportional to 375.32, 559.99 and 372.44

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Solution

The fourth proportional to 375.32, 559.99 and 372.44 is: 555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.32 : 559.99 = 372.44 : x
  2. Step 2: Convert to fraction form
    375.32/559.99 = 372.44/x
  3. Step 3: Cross multiply
    375.32x = 559.99 × 372.44
  4. Step 4: Simplify right side
    375.32x = 208,562.68
  5. Step 5: Solve for x
    x = 208,562.68/375.32
  6. Step 6: Final answer
    x = 555.69

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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.