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Finding the Fourth Proportional to 966.04, 1,449.05 and 235.62

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Solution

The fourth proportional to 966.04, 1,449.05 and 235.62 is: 353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.04 : 1,449.05 = 235.62 : x
  2. Step 2: Convert to fraction form
    966.04/1,449.05 = 235.62/x
  3. Step 3: Cross multiply
    966.04x = 1,449.05 × 235.62
  4. Step 4: Simplify right side
    966.04x = 341,423.98
  5. Step 5: Solve for x
    x = 341,423.98/966.04
  6. Step 6: Final answer
    x = 353.43

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Double scale
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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.