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Finding the Fourth Proportional to 496.28, 684.83 and 297.12

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Solution

The fourth proportional to 496.28, 684.83 and 297.12 is: 410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.28 : 684.83 = 297.12 : x
  2. Step 2: Convert to fraction form
    496.28/684.83 = 297.12/x
  3. Step 3: Cross multiply
    496.28x = 684.83 × 297.12
  4. Step 4: Simplify right side
    496.28x = 203,475.31
  5. Step 5: Solve for x
    x = 203,475.31/496.28
  6. Step 6: Final answer
    x = 410.00

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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.