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Finding the Fourth Proportional to 536.14, 803.29 and 292.84

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Solution

The fourth proportional to 536.14, 803.29 and 292.84 is: 438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.14 : 803.29 = 292.84 : x
  2. Step 2: Convert to fraction form
    536.14/803.29 = 292.84/x
  3. Step 3: Cross multiply
    536.14x = 803.29 × 292.84
  4. Step 4: Simplify right side
    536.14x = 235,229.96
  5. Step 5: Solve for x
    x = 235,229.96/536.14
  6. Step 6: Final answer
    x = 438.75

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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.