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Finding the Fourth Proportional to 497.13, 744.48 and 351.33

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Solution

The fourth proportional to 497.13, 744.48 and 351.33 is: 526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.13 : 744.48 = 351.33 : x
  2. Step 2: Convert to fraction form
    497.13/744.48 = 351.33/x
  3. Step 3: Cross multiply
    497.13x = 744.48 × 351.33
  4. Step 4: Simplify right side
    497.13x = 261,558.16
  5. Step 5: Solve for x
    x = 261,558.16/497.13
  6. Step 6: Final answer
    x = 526.14

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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.