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Finding the Fourth Proportional to 305.06, 457.88 and 233.37

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Solution

The fourth proportional to 305.06, 457.88 and 233.37 is: 350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    305.06 : 457.88 = 233.37 : x
  2. Step 2: Convert to fraction form
    305.06/457.88 = 233.37/x
  3. Step 3: Cross multiply
    305.06x = 457.88 × 233.37
  4. Step 4: Simplify right side
    305.06x = 106,854.29
  5. Step 5: Solve for x
    x = 106,854.29/305.06
  6. Step 6: Final answer
    x = 350.28

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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.