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Finding the Fourth Proportional to 324.12, 483.51 and 302.04

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Solution

The fourth proportional to 324.12, 483.51 and 302.04 is: 450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    324.12 : 483.51 = 302.04 : x
  2. Step 2: Convert to fraction form
    324.12/483.51 = 302.04/x
  3. Step 3: Cross multiply
    324.12x = 483.51 × 302.04
  4. Step 4: Simplify right side
    324.12x = 146,039.36
  5. Step 5: Solve for x
    x = 146,039.36/324.12
  6. Step 6: Final answer
    x = 450.57

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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.