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Finding the Fourth Proportional to 332.52, 501.30 and 328.41

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Solution

The fourth proportional to 332.52, 501.30 and 328.41 is: 495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.52 : 501.30 = 328.41 : x
  2. Step 2: Convert to fraction form
    332.52/501.30 = 328.41/x
  3. Step 3: Cross multiply
    332.52x = 501.30 × 328.41
  4. Step 4: Simplify right side
    332.52x = 164,627.78
  5. Step 5: Solve for x
    x = 164,627.78/332.52
  6. Step 6: Final answer
    x = 495.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.