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Finding the Fourth Proportional to 537.84, 741.96 and 351.25

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Solution

The fourth proportional to 537.84, 741.96 and 351.25 is: 484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.84 : 741.96 = 351.25 : x
  2. Step 2: Convert to fraction form
    537.84/741.96 = 351.25/x
  3. Step 3: Cross multiply
    537.84x = 741.96 × 351.25
  4. Step 4: Simplify right side
    537.84x = 260,615.77
  5. Step 5: Solve for x
    x = 260,615.77/537.84
  6. Step 6: Final answer
    x = 484.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.