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Finding the Fourth Proportional to 314.84, 472.44 and 233.39

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Solution

The fourth proportional to 314.84, 472.44 and 233.39 is: 350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.84 : 472.44 = 233.39 : x
  2. Step 2: Convert to fraction form
    314.84/472.44 = 233.39/x
  3. Step 3: Cross multiply
    314.84x = 472.44 × 233.39
  4. Step 4: Simplify right side
    314.84x = 110,262.77
  5. Step 5: Solve for x
    x = 110,262.77/314.84
  6. Step 6: Final answer
    x = 350.22

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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.