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Finding the Fourth Proportional to 496,443.36, 739,049.82 and 493,490.88

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Solution

The fourth proportional to 496,443.36, 739,049.82 and 493,490.88 is: 734,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,443.36 : 739,049.82 = 493,490.88 : x
  2. Step 2: Convert to fraction form
    496,443.36/739,049.82 = 493,490.88/x
  3. Step 3: Cross multiply
    496,443.36x = 739,049.82 × 493,490.88
  4. Step 4: Simplify right side
    496,443.36x = 364,714,346,035.64
  5. Step 5: Solve for x
    x = 364,714,346,035.64/496,443.36
  6. Step 6: Final answer
    x = 734,654.50

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1.5x scale

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.