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Finding the Fourth Proportional to 305.32, 458.04 and 175.37

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Solution

The fourth proportional to 305.32, 458.04 and 175.37 is: 263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    305.32 : 458.04 = 175.37 : x
  2. Step 2: Convert to fraction form
    305.32/458.04 = 175.37/x
  3. Step 3: Cross multiply
    305.32x = 458.04 × 175.37
  4. Step 4: Simplify right side
    305.32x = 80,326.47
  5. Step 5: Solve for x
    x = 80,326.47/305.32
  6. Step 6: Final answer
    x = 263.09

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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.