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Finding the Fourth Proportional to 1,360.37, 2,040.83 and 527.41

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Solution

The fourth proportional to 1,360.37, 2,040.83 and 527.41 is: 791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360.37 : 2,040.83 = 527.41 : x
  2. Step 2: Convert to fraction form
    1,360.37/2,040.83 = 527.41/x
  3. Step 3: Cross multiply
    1,360.37x = 2,040.83 × 527.41
  4. Step 4: Simplify right side
    1,360.37x = 1,076,356.04
  5. Step 5: Solve for x
    x = 1,076,356.04/1,360.37
  6. Step 6: Final answer
    x = 791.22

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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.