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Finding the Fourth Proportional to 1,203.93, 1,804.91 and 536.33

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Solution

The fourth proportional to 1,203.93, 1,804.91 and 536.33 is: 804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.93 : 1,804.91 = 536.33 : x
  2. Step 2: Convert to fraction form
    1,203.93/1,804.91 = 536.33/x
  3. Step 3: Cross multiply
    1,203.93x = 1,804.91 × 536.33
  4. Step 4: Simplify right side
    1,203.93x = 968,027.38
  5. Step 5: Solve for x
    x = 968,027.38/1,203.93
  6. Step 6: Final answer
    x = 804.06

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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.