Home / 828,771.58-1,243,034.34-229,670.27

Finding the Fourth Proportional to 828,771.58, 1,243,034.34 and 229,670.27

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Solution

The fourth proportional to 828,771.58, 1,243,034.34 and 229,670.27 is: 344,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,771.58 : 1,243,034.34 = 229,670.27 : x
  2. Step 2: Convert to fraction form
    828,771.58/1,243,034.34 = 229,670.27/x
  3. Step 3: Cross multiply
    828,771.58x = 1,243,034.34 × 229,670.27
  4. Step 4: Simplify right side
    828,771.58x = 285,488,032,487.07
  5. Step 5: Solve for x
    x = 285,488,032,487.07/828,771.58
  6. Step 6: Final answer
    x = 344,471.31

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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.