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Finding the Fourth Proportional to 1,301.01, 1,951.48 and 376.53

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Solution

The fourth proportional to 1,301.01, 1,951.48 and 376.53 is: 564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.01 : 1,951.48 = 376.53 : x
  2. Step 2: Convert to fraction form
    1,301.01/1,951.48 = 376.53/x
  3. Step 3: Cross multiply
    1,301.01x = 1,951.48 × 376.53
  4. Step 4: Simplify right side
    1,301.01x = 734,790.76
  5. Step 5: Solve for x
    x = 734,790.76/1,301.01
  6. Step 6: Final answer
    x = 564.78

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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.