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Finding the Fourth Proportional to 350.65, 484.04 and 226.32

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Solution

The fourth proportional to 350.65, 484.04 and 226.32 is: 312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.65 : 484.04 = 226.32 : x
  2. Step 2: Convert to fraction form
    350.65/484.04 = 226.32/x
  3. Step 3: Cross multiply
    350.65x = 484.04 × 226.32
  4. Step 4: Simplify right side
    350.65x = 109,547.93
  5. Step 5: Solve for x
    x = 109,547.93/350.65
  6. Step 6: Final answer
    x = 312.41

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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.