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Finding the Fourth Proportional to 796.40, 1,192.98 and 334

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Solution

The fourth proportional to 796.40, 1,192.98 and 334 is: 500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.40 : 1,192.98 = 334 : x
  2. Step 2: Convert to fraction form
    796.40/1,192.98 = 334/x
  3. Step 3: Cross multiply
    796.40x = 1,192.98 × 334
  4. Step 4: Simplify right side
    796.40x = 398,455.32
  5. Step 5: Solve for x
    x = 398,455.32/796.40
  6. Step 6: Final answer
    x = 500.32

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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.