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Finding the Fourth Proportional to 298,888.92, 412,466.94 and 162,923.04

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Solution

The fourth proportional to 298,888.92, 412,466.94 and 162,923.04 is: 224,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,888.92 : 412,466.94 = 162,923.04 : x
  2. Step 2: Convert to fraction form
    298,888.92/412,466.94 = 162,923.04/x
  3. Step 3: Cross multiply
    298,888.92x = 412,466.94 × 162,923.04
  4. Step 4: Simplify right side
    298,888.92x = 67,200,367,764.30
  5. Step 5: Solve for x
    x = 67,200,367,764.30/298,888.92
  6. Step 6: Final answer
    x = 224,833.92

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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.