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Finding the Fourth Proportional to 496,336.54, 738,891.44 and 493,384.08

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Solution

The fourth proportional to 496,336.54, 738,891.44 and 493,384.08 is: 734,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,336.54 : 738,891.44 = 493,384.08 : x
  2. Step 2: Convert to fraction form
    496,336.54/738,891.44 = 493,384.08/x
  3. Step 3: Cross multiply
    496,336.54x = 738,891.44 × 493,384.08
  4. Step 4: Simplify right side
    496,336.54x = 364,557,273,344.28
  5. Step 5: Solve for x
    x = 364,557,273,344.28/496,336.54
  6. Step 6: Final answer
    x = 734,496.14

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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.