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Finding the Fourth Proportional to 322.04, 483.37 and 302.13

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Solution

The fourth proportional to 322.04, 483.37 and 302.13 is: 453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.04 : 483.37 = 302.13 : x
  2. Step 2: Convert to fraction form
    322.04/483.37 = 302.13/x
  3. Step 3: Cross multiply
    322.04x = 483.37 × 302.13
  4. Step 4: Simplify right side
    322.04x = 146,039.82
  5. Step 5: Solve for x
    x = 146,039.82/322.04
  6. Step 6: Final answer
    x = 453.48

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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.