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Finding the Fourth Proportional to 1,831.88, 2,748.24 and 599.38

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Solution

The fourth proportional to 1,831.88, 2,748.24 and 599.38 is: 899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.88 : 2,748.24 = 599.38 : x
  2. Step 2: Convert to fraction form
    1,831.88/2,748.24 = 599.38/x
  3. Step 3: Cross multiply
    1,831.88x = 2,748.24 × 599.38
  4. Step 4: Simplify right side
    1,831.88x = 1,647,233.22
  5. Step 5: Solve for x
    x = 1,647,233.22/1,831.88
  6. Step 6: Final answer
    x = 899.20

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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.