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Finding the Fourth Proportional to 1,348.94, 2,022.99 and 375.12

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Solution

The fourth proportional to 1,348.94, 2,022.99 and 375.12 is: 562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.94 : 2,022.99 = 375.12 : x
  2. Step 2: Convert to fraction form
    1,348.94/2,022.99 = 375.12/x
  3. Step 3: Cross multiply
    1,348.94x = 2,022.99 × 375.12
  4. Step 4: Simplify right side
    1,348.94x = 758,864.01
  5. Step 5: Solve for x
    x = 758,864.01/1,348.94
  6. Step 6: Final answer
    x = 562.57

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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.