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Finding the Fourth Proportional to 225.41, 337.49 and 202.92

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Solution

The fourth proportional to 225.41, 337.49 and 202.92 is: 303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.41 : 337.49 = 202.92 : x
  2. Step 2: Convert to fraction form
    225.41/337.49 = 202.92/x
  3. Step 3: Cross multiply
    225.41x = 337.49 × 202.92
  4. Step 4: Simplify right side
    225.41x = 68,482.46
  5. Step 5: Solve for x
    x = 68,482.46/225.41
  6. Step 6: Final answer
    x = 303.82

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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.