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Finding the Fourth Proportional to 536.35, 804.66 and 151.60

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Solution

The fourth proportional to 536.35, 804.66 and 151.60 is: 227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.35 : 804.66 = 151.60 : x
  2. Step 2: Convert to fraction form
    536.35/804.66 = 151.60/x
  3. Step 3: Cross multiply
    536.35x = 804.66 × 151.60
  4. Step 4: Simplify right side
    536.35x = 121,984.44
  5. Step 5: Solve for x
    x = 121,984.44/536.35
  6. Step 6: Final answer
    x = 227.44

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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.