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Finding the Fourth Proportional to 364.85, 547 and 249.01

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Solution

The fourth proportional to 364.85, 547 and 249.01 is: 373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.85 : 547 = 249.01 : x
  2. Step 2: Convert to fraction form
    364.85/547 = 249.01/x
  3. Step 3: Cross multiply
    364.85x = 547 × 249.01
  4. Step 4: Simplify right side
    364.85x = 136,208.47
  5. Step 5: Solve for x
    x = 136,208.47/364.85
  6. Step 6: Final answer
    x = 373.33

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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.