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Finding the Fourth Proportional to 366.24, 549.18 and 293.88

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Solution

The fourth proportional to 366.24, 549.18 and 293.88 is: 440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.24 : 549.18 = 293.88 : x
  2. Step 2: Convert to fraction form
    366.24/549.18 = 293.88/x
  3. Step 3: Cross multiply
    366.24x = 549.18 × 293.88
  4. Step 4: Simplify right side
    366.24x = 161,393.02
  5. Step 5: Solve for x
    x = 161,393.02/366.24
  6. Step 6: Final answer
    x = 440.68

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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.