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Finding the Fourth Proportional to 303.34, 455.03 and 175.02

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Solution

The fourth proportional to 303.34, 455.03 and 175.02 is: 262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.34 : 455.03 = 175.02 : x
  2. Step 2: Convert to fraction form
    303.34/455.03 = 175.02/x
  3. Step 3: Cross multiply
    303.34x = 455.03 × 175.02
  4. Step 4: Simplify right side
    303.34x = 79,639.35
  5. Step 5: Solve for x
    x = 79,639.35/303.34
  6. Step 6: Final answer
    x = 262.54

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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.