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Finding the Fourth Proportional to 1,250.14, 1,874.88 and 372.41

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Solution

The fourth proportional to 1,250.14, 1,874.88 and 372.41 is: 558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.14 : 1,874.88 = 372.41 : x
  2. Step 2: Convert to fraction form
    1,250.14/1,874.88 = 372.41/x
  3. Step 3: Cross multiply
    1,250.14x = 1,874.88 × 372.41
  4. Step 4: Simplify right side
    1,250.14x = 698,224.06
  5. Step 5: Solve for x
    x = 698,224.06/1,250.14
  6. Step 6: Final answer
    x = 558.52

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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.