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Finding the Fourth Proportional to 562.35, 775.79 and 365.82

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Solution

The fourth proportional to 562.35, 775.79 and 365.82 is: 504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.35 : 775.79 = 365.82 : x
  2. Step 2: Convert to fraction form
    562.35/775.79 = 365.82/x
  3. Step 3: Cross multiply
    562.35x = 775.79 × 365.82
  4. Step 4: Simplify right side
    562.35x = 283,797.67
  5. Step 5: Solve for x
    x = 283,797.67/562.35
  6. Step 6: Final answer
    x = 504.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.