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Finding the Fourth Proportional to 1,203.39, 1,804.88 and 337.50

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Solution

The fourth proportional to 1,203.39, 1,804.88 and 337.50 is: 506.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.39 : 1,804.88 = 337.50 : x
  2. Step 2: Convert to fraction form
    1,203.39/1,804.88 = 337.50/x
  3. Step 3: Cross multiply
    1,203.39x = 1,804.88 × 337.50
  4. Step 4: Simplify right side
    1,203.39x = 609,147.84
  5. Step 5: Solve for x
    x = 609,147.84/1,203.39
  6. Step 6: Final answer
    x = 506.19

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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.