Home / 262,823.72-394,284.84-122,582.34

Finding the Fourth Proportional to 262,823.72, 394,284.84 and 122,582.34

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Solution

The fourth proportional to 262,823.72, 394,284.84 and 122,582.34 is: 183,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,823.72 : 394,284.84 = 122,582.34 : x
  2. Step 2: Convert to fraction form
    262,823.72/394,284.84 = 122,582.34/x
  3. Step 3: Cross multiply
    262,823.72x = 394,284.84 × 122,582.34
  4. Step 4: Simplify right side
    262,823.72x = 48,332,358,313.73
  5. Step 5: Solve for x
    x = 48,332,358,313.73/262,823.72
  6. Step 6: Final answer
    x = 183,896.49

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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.