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Finding the Fourth Proportional to 1,422.55, 2,133.14 and 600.37

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Solution

The fourth proportional to 1,422.55, 2,133.14 and 600.37 is: 900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422.55 : 2,133.14 = 600.37 : x
  2. Step 2: Convert to fraction form
    1,422.55/2,133.14 = 600.37/x
  3. Step 3: Cross multiply
    1,422.55x = 2,133.14 × 600.37
  4. Step 4: Simplify right side
    1,422.55x = 1,280,673.26
  5. Step 5: Solve for x
    x = 1,280,673.26/1,422.55
  6. Step 6: Final answer
    x = 900.27

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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.