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Finding the Fourth Proportional to 375.71, 562.59 and 293.09

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Solution

The fourth proportional to 375.71, 562.59 and 293.09 is: 438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.71 : 562.59 = 293.09 : x
  2. Step 2: Convert to fraction form
    375.71/562.59 = 293.09/x
  3. Step 3: Cross multiply
    375.71x = 562.59 × 293.09
  4. Step 4: Simplify right side
    375.71x = 164,886.69
  5. Step 5: Solve for x
    x = 164,886.69/375.71
  6. Step 6: Final answer
    x = 438.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.