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Finding the Fourth Proportional to 539.33, 802.54 and 537.51

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Solution

The fourth proportional to 539.33, 802.54 and 537.51 is: 799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    539.33 : 802.54 = 537.51 : x
  2. Step 2: Convert to fraction form
    539.33/802.54 = 537.51/x
  3. Step 3: Cross multiply
    539.33x = 802.54 × 537.51
  4. Step 4: Simplify right side
    539.33x = 431,371.93
  5. Step 5: Solve for x
    x = 431,371.93/539.33
  6. Step 6: Final answer
    x = 799.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.