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Finding the Fourth Proportional to 595.11, 892.17 and 286.71

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Solution

The fourth proportional to 595.11, 892.17 and 286.71 is: 429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.11 : 892.17 = 286.71 : x
  2. Step 2: Convert to fraction form
    595.11/892.17 = 286.71/x
  3. Step 3: Cross multiply
    595.11x = 892.17 × 286.71
  4. Step 4: Simplify right side
    595.11x = 255,794.06
  5. Step 5: Solve for x
    x = 255,794.06/595.11
  6. Step 6: Final answer
    x = 429.83

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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.