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Finding the Fourth Proportional to 370.48, 555.51 and 233.23

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Solution

The fourth proportional to 370.48, 555.51 and 233.23 is: 349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.48 : 555.51 = 233.23 : x
  2. Step 2: Convert to fraction form
    370.48/555.51 = 233.23/x
  3. Step 3: Cross multiply
    370.48x = 555.51 × 233.23
  4. Step 4: Simplify right side
    370.48x = 129,562.18
  5. Step 5: Solve for x
    x = 129,562.18/370.48
  6. Step 6: Final answer
    x = 349.71

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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.