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Finding the Fourth Proportional to 595.56, 892.72 and 379.28

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Solution

The fourth proportional to 595.56, 892.72 and 379.28 is: 568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.56 : 892.72 = 379.28 : x
  2. Step 2: Convert to fraction form
    595.56/892.72 = 379.28/x
  3. Step 3: Cross multiply
    595.56x = 892.72 × 379.28
  4. Step 4: Simplify right side
    595.56x = 338,590.84
  5. Step 5: Solve for x
    x = 338,590.84/595.56
  6. Step 6: Final answer
    x = 568.53

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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.