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Finding the Fourth Proportional to 451.04, 675.36 and 359.12

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Solution

The fourth proportional to 451.04, 675.36 and 359.12 is: 537.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    451.04 : 675.36 = 359.12 : x
  2. Step 2: Convert to fraction form
    451.04/675.36 = 359.12/x
  3. Step 3: Cross multiply
    451.04x = 675.36 × 359.12
  4. Step 4: Simplify right side
    451.04x = 242,535.28
  5. Step 5: Solve for x
    x = 242,535.28/451.04
  6. Step 6: Final answer
    x = 537.72

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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.