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Finding the Fourth Proportional to 350.03, 527.97 and 314.39

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Solution

The fourth proportional to 350.03, 527.97 and 314.39 is: 474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.03 : 527.97 = 314.39 : x
  2. Step 2: Convert to fraction form
    350.03/527.97 = 314.39/x
  3. Step 3: Cross multiply
    350.03x = 527.97 × 314.39
  4. Step 4: Simplify right side
    350.03x = 165,988.49
  5. Step 5: Solve for x
    x = 165,988.49/350.03
  6. Step 6: Final answer
    x = 474.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.