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Finding the Fourth Proportional to 1,450.56, 2,000.16 and 1,002.48

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Solution

The fourth proportional to 1,450.56, 2,000.16 and 1,002.48 is: 1,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.56 : 2,000.16 = 1,002.48 : x
  2. Step 2: Convert to fraction form
    1,450.56/2,000.16 = 1,002.48/x
  3. Step 3: Cross multiply
    1,450.56x = 2,000.16 × 1,002.48
  4. Step 4: Simplify right side
    1,450.56x = 2,005,120.40
  5. Step 5: Solve for x
    x = 2,005,120.40/1,450.56
  6. Step 6: Final answer
    x = 1,382.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.