Home / 824,894.20-1,237,340.34-225,859.96

Finding the Fourth Proportional to 824,894.20, 1,237,340.34 and 225,859.96

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Solution

The fourth proportional to 824,894.20, 1,237,340.34 and 225,859.96 is: 338,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,894.20 : 1,237,340.34 = 225,859.96 : x
  2. Step 2: Convert to fraction form
    824,894.20/1,237,340.34 = 225,859.96/x
  3. Step 3: Cross multiply
    824,894.20x = 1,237,340.34 × 225,859.96
  4. Step 4: Simplify right side
    824,894.20x = 279,465,639,698.79
  5. Step 5: Solve for x
    x = 279,465,639,698.79/824,894.20
  6. Step 6: Final answer
    x = 338,789.68

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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.