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Finding the Fourth Proportional to 303.04, 454.44 and 97.66

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Solution

The fourth proportional to 303.04, 454.44 and 97.66 is: 146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.04 : 454.44 = 97.66 : x
  2. Step 2: Convert to fraction form
    303.04/454.44 = 97.66/x
  3. Step 3: Cross multiply
    303.04x = 454.44 × 97.66
  4. Step 4: Simplify right side
    303.04x = 44,378.34
  5. Step 5: Solve for x
    x = 44,378.34/303.04
  6. Step 6: Final answer
    x = 146.45

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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.