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Finding the Fourth Proportional to 536.11, 804.45 and 373.48

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Solution

The fourth proportional to 536.11, 804.45 and 373.48 is: 560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.11 : 804.45 = 373.48 : x
  2. Step 2: Convert to fraction form
    536.11/804.45 = 373.48/x
  3. Step 3: Cross multiply
    536.11x = 804.45 × 373.48
  4. Step 4: Simplify right side
    536.11x = 300,441.96
  5. Step 5: Solve for x
    x = 300,441.96/536.11
  6. Step 6: Final answer
    x = 560.42

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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.