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Finding the Fourth Proportional to 371.88, 555.44 and 294.93

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Solution

The fourth proportional to 371.88, 555.44 and 294.93 is: 440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.88 : 555.44 = 294.93 : x
  2. Step 2: Convert to fraction form
    371.88/555.44 = 294.93/x
  3. Step 3: Cross multiply
    371.88x = 555.44 × 294.93
  4. Step 4: Simplify right side
    371.88x = 163,814.44
  5. Step 5: Solve for x
    x = 163,814.44/371.88
  6. Step 6: Final answer
    x = 440.50

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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.