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Finding the Fourth Proportional to 1,203.24, 1,804.88 and 337.60

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Solution

The fourth proportional to 1,203.24, 1,804.88 and 337.60 is: 506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.24 : 1,804.88 = 337.60 : x
  2. Step 2: Convert to fraction form
    1,203.24/1,804.88 = 337.60/x
  3. Step 3: Cross multiply
    1,203.24x = 1,804.88 × 337.60
  4. Step 4: Simplify right side
    1,203.24x = 609,327.49
  5. Step 5: Solve for x
    x = 609,327.49/1,203.24
  6. Step 6: Final answer
    x = 506.41

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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.