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Finding the Fourth Proportional to 299,132.82, 412,804.58 and 163,169.73

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Solution

The fourth proportional to 299,132.82, 412,804.58 and 163,169.73 is: 225,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,132.82 : 412,804.58 = 163,169.73 : x
  2. Step 2: Convert to fraction form
    299,132.82/412,804.58 = 163,169.73/x
  3. Step 3: Cross multiply
    299,132.82x = 412,804.58 × 163,169.73
  4. Step 4: Simplify right side
    299,132.82x = 67,357,211,861.36
  5. Step 5: Solve for x
    x = 67,357,211,861.36/299,132.82
  6. Step 6: Final answer
    x = 225,174.93

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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.