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Finding the Fourth Proportional to 562.10, 775.41 and 365.72

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Solution

The fourth proportional to 562.10, 775.41 and 365.72 is: 504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.10 : 775.41 = 365.72 : x
  2. Step 2: Convert to fraction form
    562.10/775.41 = 365.72/x
  3. Step 3: Cross multiply
    562.10x = 775.41 × 365.72
  4. Step 4: Simplify right side
    562.10x = 283,582.95
  5. Step 5: Solve for x
    x = 283,582.95/562.10
  6. Step 6: Final answer
    x = 504.51

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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.