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Finding the Fourth Proportional to 1,249.24, 1,874.62 and 599.96

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Solution

The fourth proportional to 1,249.24, 1,874.62 and 599.96 is: 900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249.24 : 1,874.62 = 599.96 : x
  2. Step 2: Convert to fraction form
    1,249.24/1,874.62 = 599.96/x
  3. Step 3: Cross multiply
    1,249.24x = 1,874.62 × 599.96
  4. Step 4: Simplify right side
    1,249.24x = 1,124,697.02
  5. Step 5: Solve for x
    x = 1,124,697.02/1,249.24
  6. Step 6: Final answer
    x = 900.30

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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.