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Finding the Fourth Proportional to 482.08, 722.52 and 225.04

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Solution

The fourth proportional to 482.08, 722.52 and 225.04 is: 337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.08 : 722.52 = 225.04 : x
  2. Step 2: Convert to fraction form
    482.08/722.52 = 225.04/x
  3. Step 3: Cross multiply
    482.08x = 722.52 × 225.04
  4. Step 4: Simplify right side
    482.08x = 162,595.90
  5. Step 5: Solve for x
    x = 162,595.90/482.08
  6. Step 6: Final answer
    x = 337.28

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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.