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Finding the Fourth Proportional to 435.54, 650.25 and 332.28

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Solution

The fourth proportional to 435.54, 650.25 and 332.28 is: 496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.54 : 650.25 = 332.28 : x
  2. Step 2: Convert to fraction form
    435.54/650.25 = 332.28/x
  3. Step 3: Cross multiply
    435.54x = 650.25 × 332.28
  4. Step 4: Simplify right side
    435.54x = 216,065.07
  5. Step 5: Solve for x
    x = 216,065.07/435.54
  6. Step 6: Final answer
    x = 496.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.