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Finding the Fourth Proportional to 554.84, 827.96 and 496.43

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Solution

The fourth proportional to 554.84, 827.96 and 496.43 is: 740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.84 : 827.96 = 496.43 : x
  2. Step 2: Convert to fraction form
    554.84/827.96 = 496.43/x
  3. Step 3: Cross multiply
    554.84x = 827.96 × 496.43
  4. Step 4: Simplify right side
    554.84x = 411,017.56
  5. Step 5: Solve for x
    x = 411,017.56/554.84
  6. Step 6: Final answer
    x = 740.79

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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.