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Finding the Fourth Proportional to 264.26, 364.53 and 186.50

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Solution

The fourth proportional to 264.26, 364.53 and 186.50 is: 257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.26 : 364.53 = 186.50 : x
  2. Step 2: Convert to fraction form
    264.26/364.53 = 186.50/x
  3. Step 3: Cross multiply
    264.26x = 364.53 × 186.50
  4. Step 4: Simplify right side
    264.26x = 67,984.85
  5. Step 5: Solve for x
    x = 67,984.85/264.26
  6. Step 6: Final answer
    x = 257.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.