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Finding the Fourth Proportional to 350.34, 483.53 and 226.15

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Solution

The fourth proportional to 350.34, 483.53 and 226.15 is: 312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.34 : 483.53 = 226.15 : x
  2. Step 2: Convert to fraction form
    350.34/483.53 = 226.15/x
  3. Step 3: Cross multiply
    350.34x = 483.53 × 226.15
  4. Step 4: Simplify right side
    350.34x = 109,350.31
  5. Step 5: Solve for x
    x = 109,350.31/350.34
  6. Step 6: Final answer
    x = 312.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.