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Finding the Fourth Proportional to 603.52, 902.76 and 482.02

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Solution

The fourth proportional to 603.52, 902.76 and 482.02 is: 721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.52 : 902.76 = 482.02 : x
  2. Step 2: Convert to fraction form
    603.52/902.76 = 482.02/x
  3. Step 3: Cross multiply
    603.52x = 902.76 × 482.02
  4. Step 4: Simplify right side
    603.52x = 435,148.38
  5. Step 5: Solve for x
    x = 435,148.38/603.52
  6. Step 6: Final answer
    x = 721.02

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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.