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Finding the Fourth Proportional to 496,451.36, 739,061.74 and 493,498.88

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Solution

The fourth proportional to 496,451.36, 739,061.74 and 493,498.88 is: 734,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,451.36 : 739,061.74 = 493,498.88 : x
  2. Step 2: Convert to fraction form
    496,451.36/739,061.74 = 493,498.88/x
  3. Step 3: Cross multiply
    496,451.36x = 739,061.74 × 493,498.88
  4. Step 4: Simplify right side
    496,451.36x = 364,726,140,940.85
  5. Step 5: Solve for x
    x = 364,726,140,940.85/496,451.36
  6. Step 6: Final answer
    x = 734,666.42

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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.