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Finding the Fourth Proportional to 1,203.16, 1,804.38 and 337.48

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Solution

The fourth proportional to 1,203.16, 1,804.38 and 337.48 is: 506.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.16 : 1,804.38 = 337.48 : x
  2. Step 2: Convert to fraction form
    1,203.16/1,804.38 = 337.48/x
  3. Step 3: Cross multiply
    1,203.16x = 1,804.38 × 337.48
  4. Step 4: Simplify right side
    1,203.16x = 608,942.16
  5. Step 5: Solve for x
    x = 608,942.16/1,203.16
  6. Step 6: Final answer
    x = 506.12

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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.