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Finding the Fourth Proportional to 562.44, 774.57 and 437.88

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Solution

The fourth proportional to 562.44, 774.57 and 437.88 is: 603.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.44 : 774.57 = 437.88 : x
  2. Step 2: Convert to fraction form
    562.44/774.57 = 437.88/x
  3. Step 3: Cross multiply
    562.44x = 774.57 × 437.88
  4. Step 4: Simplify right side
    562.44x = 339,168.71
  5. Step 5: Solve for x
    x = 339,168.71/562.44
  6. Step 6: Final answer
    x = 603.03

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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.