Home / 828,764.65-1,243,023.94-229,663.34

Finding the Fourth Proportional to 828,764.65, 1,243,023.94 and 229,663.34

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Solution

The fourth proportional to 828,764.65, 1,243,023.94 and 229,663.34 is: 344,460.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,764.65 : 1,243,023.94 = 229,663.34 : x
  2. Step 2: Convert to fraction form
    828,764.65/1,243,023.94 = 229,663.34/x
  3. Step 3: Cross multiply
    828,764.65x = 1,243,023.94 × 229,663.34
  4. Step 4: Simplify right side
    828,764.65x = 285,477,029,760.36
  5. Step 5: Solve for x
    x = 285,477,029,760.36/828,764.65
  6. Step 6: Final answer
    x = 344,460.92

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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.