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Finding the Fourth Proportional to 504.48, 756.04 and 196.02

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Solution

The fourth proportional to 504.48, 756.04 and 196.02 is: 293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.48 : 756.04 = 196.02 : x
  2. Step 2: Convert to fraction form
    504.48/756.04 = 196.02/x
  3. Step 3: Cross multiply
    504.48x = 756.04 × 196.02
  4. Step 4: Simplify right side
    504.48x = 148,198.96
  5. Step 5: Solve for x
    x = 148,198.96/504.48
  6. Step 6: Final answer
    x = 293.77

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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.