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Finding the Fourth Proportional to 370.73, 552.96 and 349.32

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Solution

The fourth proportional to 370.73, 552.96 and 349.32 is: 521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.73 : 552.96 = 349.32 : x
  2. Step 2: Convert to fraction form
    370.73/552.96 = 349.32/x
  3. Step 3: Cross multiply
    370.73x = 552.96 × 349.32
  4. Step 4: Simplify right side
    370.73x = 193,159.99
  5. Step 5: Solve for x
    x = 193,159.99/370.73
  6. Step 6: Final answer
    x = 521.03

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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.