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Finding the Fourth Proportional to 1,349.62, 2,024.56 and 375.74

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Solution

The fourth proportional to 1,349.62, 2,024.56 and 375.74 is: 563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.62 : 2,024.56 = 375.74 : x
  2. Step 2: Convert to fraction form
    1,349.62/2,024.56 = 375.74/x
  3. Step 3: Cross multiply
    1,349.62x = 2,024.56 × 375.74
  4. Step 4: Simplify right side
    1,349.62x = 760,708.17
  5. Step 5: Solve for x
    x = 760,708.17/1,349.62
  6. Step 6: Final answer
    x = 563.65

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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.