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Finding the Fourth Proportional to 444,053.92, 665,769.36 and 163,535.20

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Solution

The fourth proportional to 444,053.92, 665,769.36 and 163,535.20 is: 245,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,053.92 : 665,769.36 = 163,535.20 : x
  2. Step 2: Convert to fraction form
    444,053.92/665,769.36 = 163,535.20/x
  3. Step 3: Cross multiply
    444,053.92x = 665,769.36 × 163,535.20
  4. Step 4: Simplify right side
    444,053.92x = 108,876,725,441.47
  5. Step 5: Solve for x
    x = 108,876,725,441.47/444,053.92
  6. Step 6: Final answer
    x = 245,188.07

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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.