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Finding the Fourth Proportional to 483.45, 725.25 and 175.37

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Solution

The fourth proportional to 483.45, 725.25 and 175.37 is: 263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.45 : 725.25 = 175.37 : x
  2. Step 2: Convert to fraction form
    483.45/725.25 = 175.37/x
  3. Step 3: Cross multiply
    483.45x = 725.25 × 175.37
  4. Step 4: Simplify right side
    483.45x = 127,187.09
  5. Step 5: Solve for x
    x = 127,187.09/483.45
  6. Step 6: Final answer
    x = 263.08

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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.