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Finding the Fourth Proportional to 1,831.80, 2,747.62 and 599.05

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Solution

The fourth proportional to 1,831.80, 2,747.62 and 599.05 is: 898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.80 : 2,747.62 = 599.05 : x
  2. Step 2: Convert to fraction form
    1,831.80/2,747.62 = 599.05/x
  3. Step 3: Cross multiply
    1,831.80x = 2,747.62 × 599.05
  4. Step 4: Simplify right side
    1,831.80x = 1,645,962.57
  5. Step 5: Solve for x
    x = 1,645,962.57/1,831.80
  6. Step 6: Final answer
    x = 898.55

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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.