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Finding the Fourth Proportional to 595.44, 892.38 and 286.68

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Solution

The fourth proportional to 595.44, 892.38 and 286.68 is: 429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.44 : 892.38 = 286.68 : x
  2. Step 2: Convert to fraction form
    595.44/892.38 = 286.68/x
  3. Step 3: Cross multiply
    595.44x = 892.38 × 286.68
  4. Step 4: Simplify right side
    595.44x = 255,827.50
  5. Step 5: Solve for x
    x = 255,827.50/595.44
  6. Step 6: Final answer
    x = 429.64

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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.