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Finding the Fourth Proportional to 1,414.96, 2,122.62 and 374.99

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Solution

The fourth proportional to 1,414.96, 2,122.62 and 374.99 is: 562.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.96 : 2,122.62 = 374.99 : x
  2. Step 2: Convert to fraction form
    1,414.96/2,122.62 = 374.99/x
  3. Step 3: Cross multiply
    1,414.96x = 2,122.62 × 374.99
  4. Step 4: Simplify right side
    1,414.96x = 795,956.28
  5. Step 5: Solve for x
    x = 795,956.28/1,414.96
  6. Step 6: Final answer
    x = 562.53

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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.