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Finding the Fourth Proportional to 662.10, 992.52 and 337.14

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Solution

The fourth proportional to 662.10, 992.52 and 337.14 is: 505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    662.10 : 992.52 = 337.14 : x
  2. Step 2: Convert to fraction form
    662.10/992.52 = 337.14/x
  3. Step 3: Cross multiply
    662.10x = 992.52 × 337.14
  4. Step 4: Simplify right side
    662.10x = 334,618.19
  5. Step 5: Solve for x
    x = 334,618.19/662.10
  6. Step 6: Final answer
    x = 505.39

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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.