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Finding the Fourth Proportional to 336.05, 500.76 and 325.04

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Solution

The fourth proportional to 336.05, 500.76 and 325.04 is: 484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.05 : 500.76 = 325.04 : x
  2. Step 2: Convert to fraction form
    336.05/500.76 = 325.04/x
  3. Step 3: Cross multiply
    336.05x = 500.76 × 325.04
  4. Step 4: Simplify right side
    336.05x = 162,764.53
  5. Step 5: Solve for x
    x = 162,764.53/336.05
  6. Step 6: Final answer
    x = 484.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.