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Finding the Fourth Proportional to 444,007.92, 612,790.89 and 250,455.36

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Solution

The fourth proportional to 444,007.92, 612,790.89 and 250,455.36 is: 345,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,007.92 : 612,790.89 = 250,455.36 : x
  2. Step 2: Convert to fraction form
    444,007.92/612,790.89 = 250,455.36/x
  3. Step 3: Cross multiply
    444,007.92x = 612,790.89 × 250,455.36
  4. Step 4: Simplify right side
    444,007.92x = 153,476,762,959.67
  5. Step 5: Solve for x
    x = 153,476,762,959.67/444,007.92
  6. Step 6: Final answer
    x = 345,662.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.