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Finding the Fourth Proportional to 367.23, 549.69 and 265.22

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Solution

The fourth proportional to 367.23, 549.69 and 265.22 is: 397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.23 : 549.69 = 265.22 : x
  2. Step 2: Convert to fraction form
    367.23/549.69 = 265.22/x
  3. Step 3: Cross multiply
    367.23x = 549.69 × 265.22
  4. Step 4: Simplify right side
    367.23x = 145,790.19
  5. Step 5: Solve for x
    x = 145,790.19/367.23
  6. Step 6: Final answer
    x = 397.00

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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.