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Finding the Fourth Proportional to 303.04, 454.82 and 216.59

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Solution

The fourth proportional to 303.04, 454.82 and 216.59 is: 325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.04 : 454.82 = 216.59 : x
  2. Step 2: Convert to fraction form
    303.04/454.82 = 216.59/x
  3. Step 3: Cross multiply
    303.04x = 454.82 × 216.59
  4. Step 4: Simplify right side
    303.04x = 98,506.11
  5. Step 5: Solve for x
    x = 98,506.11/303.04
  6. Step 6: Final answer
    x = 325.06

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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.