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Finding the Fourth Proportional to 1,833.62, 2,750.79 and 600.90

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Solution

The fourth proportional to 1,833.62, 2,750.79 and 600.90 is: 901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.62 : 2,750.79 = 600.90 : x
  2. Step 2: Convert to fraction form
    1,833.62/2,750.79 = 600.90/x
  3. Step 3: Cross multiply
    1,833.62x = 2,750.79 × 600.90
  4. Step 4: Simplify right side
    1,833.62x = 1,652,941.65
  5. Step 5: Solve for x
    x = 1,652,941.65/1,833.62
  6. Step 6: Final answer
    x = 901.47

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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.