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Finding the Fourth Proportional to 562.58, 838.12 and 536.48

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Solution

The fourth proportional to 562.58, 838.12 and 536.48 is: 799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.58 : 838.12 = 536.48 : x
  2. Step 2: Convert to fraction form
    562.58/838.12 = 536.48/x
  3. Step 3: Cross multiply
    562.58x = 838.12 × 536.48
  4. Step 4: Simplify right side
    562.58x = 449,634.62
  5. Step 5: Solve for x
    x = 449,634.62/562.58
  6. Step 6: Final answer
    x = 799.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.