Home / 828,968.36-1,243,452.43-229,929.51

Finding the Fourth Proportional to 828,968.36, 1,243,452.43 and 229,929.51

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Solution

The fourth proportional to 828,968.36, 1,243,452.43 and 229,929.51 is: 344,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,968.36 : 1,243,452.43 = 229,929.51 : x
  2. Step 2: Convert to fraction form
    828,968.36/1,243,452.43 = 229,929.51/x
  3. Step 3: Cross multiply
    828,968.36x = 1,243,452.43 × 229,929.51
  4. Step 4: Simplify right side
    828,968.36x = 285,906,410,125.98
  5. Step 5: Solve for x
    x = 285,906,410,125.98/828,968.36
  6. Step 6: Final answer
    x = 344,894.24

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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.