Home / 828,664.20-1,243,058.94-229,618.44

Finding the Fourth Proportional to 828,664.20, 1,243,058.94 and 229,618.44

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Solution

The fourth proportional to 828,664.20, 1,243,058.94 and 229,618.44 is: 344,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,664.20 : 1,243,058.94 = 229,618.44 : x
  2. Step 2: Convert to fraction form
    828,664.20/1,243,058.94 = 229,618.44/x
  3. Step 3: Cross multiply
    828,664.20x = 1,243,058.94 × 229,618.44
  4. Step 4: Simplify right side
    828,664.20x = 285,429,254,630.85
  5. Step 5: Solve for x
    x = 285,429,254,630.85/828,664.20
  6. Step 6: Final answer
    x = 344,445.02

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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.