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Finding the Fourth Proportional to 364.69, 546.43 and 296.25

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Solution

The fourth proportional to 364.69, 546.43 and 296.25 is: 443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.69 : 546.43 = 296.25 : x
  2. Step 2: Convert to fraction form
    364.69/546.43 = 296.25/x
  3. Step 3: Cross multiply
    364.69x = 546.43 × 296.25
  4. Step 4: Simplify right side
    364.69x = 161,879.89
  5. Step 5: Solve for x
    x = 161,879.89/364.69
  6. Step 6: Final answer
    x = 443.88

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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.