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Finding the Fourth Proportional to 1,499.85, 2,250.24 and 1,344.80

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Solution

The fourth proportional to 1,499.85, 2,250.24 and 1,344.80 is: 2,017.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.85 : 2,250.24 = 1,344.80 : x
  2. Step 2: Convert to fraction form
    1,499.85/2,250.24 = 1,344.80/x
  3. Step 3: Cross multiply
    1,499.85x = 2,250.24 × 1,344.80
  4. Step 4: Simplify right side
    1,499.85x = 3,026,122.75
  5. Step 5: Solve for x
    x = 3,026,122.75/1,499.85
  6. Step 6: Final answer
    x = 2,017.62

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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.