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Finding the Fourth Proportional to 537.12, 804.02 and 292.91

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Solution

The fourth proportional to 537.12, 804.02 and 292.91 is: 438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.12 : 804.02 = 292.91 : x
  2. Step 2: Convert to fraction form
    537.12/804.02 = 292.91/x
  3. Step 3: Cross multiply
    537.12x = 804.02 × 292.91
  4. Step 4: Simplify right side
    537.12x = 235,500.01
  5. Step 5: Solve for x
    x = 235,500.01/537.12
  6. Step 6: Final answer
    x = 438.45

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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.