Home / 499,221.98-749,497.27-262,730.73

Finding the Fourth Proportional to 499,221.98, 749,497.27 and 262,730.73

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Solution

The fourth proportional to 499,221.98, 749,497.27 and 262,730.73 is: 394,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,221.98 : 749,497.27 = 262,730.73 : x
  2. Step 2: Convert to fraction form
    499,221.98/749,497.27 = 262,730.73/x
  3. Step 3: Cross multiply
    499,221.98x = 749,497.27 × 262,730.73
  4. Step 4: Simplify right side
    499,221.98x = 196,915,965,536.93
  5. Step 5: Solve for x
    x = 196,915,965,536.93/499,221.98
  6. Step 6: Final answer
    x = 394,445.71

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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.