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Finding the Fourth Proportional to 536.15, 804.48 and 292.67

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Solution

The fourth proportional to 536.15, 804.48 and 292.67 is: 439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.15 : 804.48 = 292.67 : x
  2. Step 2: Convert to fraction form
    536.15/804.48 = 292.67/x
  3. Step 3: Cross multiply
    536.15x = 804.48 × 292.67
  4. Step 4: Simplify right side
    536.15x = 235,443.14
  5. Step 5: Solve for x
    x = 235,443.14/536.15
  6. Step 6: Final answer
    x = 439.14

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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.